Ha Yoon Jung (Shin Hye Jin)
The second sister-in-law of a double widow's family and Soo Hyun's mother. Optimistic, passionate, confident, and has high self-esteem. She lost her husband in an accident. The pillar of the double widow's family, the owner of a car repair shop, responsible for the family's livelihood. She is a fearful parent to her uneducated elder sisters-in-law, a strong father to her nieces and nephews, and a spiritual support to her mother-in-law who has lost her two sons at the same time. For her the job of painting is more familiar than makeup, and she has become almost half a man.
Oh Dong-ja (Park Hae-mi)
The eldest sister-in-law of a double widow's family and the mother of Jin-woo and Jin-kyung. She has been living like a flower under her husband's protection, but unexpectedly lost her husband at the same moment as her second sister-in-law. She is a middle-aged woman who is easy to listen to others, likes to meddle in other people's business, and is often in trouble, but still has the innocence of a young girl in her heart.
HAN Jin-woo (Oh Man-seok)
Dong-ja's eldest son is a junior staff member in the promotion department of a food company. He doesn't know how to deal with people in the company, and he only wants to win or lose with his heart every time, and he doesn't know how to reject people. He is the only man in the house of double widows in the world of women, their bodyguard and pride.
HAN JIN HYUNG (PARK HAN SUNG)
The most trouble maker in the house of the double widows, Dong-ja's daughter. She disliked studying since she was a child, but she is very devoted to her work. She is confident in her looks and thinks that no man can resist her charms. She was compared to Soo-hyun by her grandmother as a child and was considered the biggest headache by the whole family.
Han Soo-hyun (played by Lee Ching-il)
Animation director, freelancer and daughter of Yoon-jeong. She is smart and knowledgeable, recognized in the industry, and dreams of making the best animated films. She is an understanding person who has been helping her family with household chores since she was a child and lives a simple life, making her a rare good girl in today's society.
Lee Chul (played by Lee Jong-soo)
The eldest son of Principal Lee, Lee Chul is the head of the Food Office's promotion department. He is a smart, self-managed and hard-working man with manly desires and ambitions as well as a clear sense of purpose. He is prudent in both career and love, and will only place his bets when he is most sure of his success.
Lee Han (played by Lee Chong Moon)
Lee Han, the youngest son of Principal Lee and a cartoon dubbing artist, is a different kind of person in the strict Principal Lee's family. He has a happy-go-lucky and positive personality, and even people around him are infected by his energy, and he works as a dubbing artist because of his interest.
Kang Na-young (played by Cho Ahn)
Kang Shin-wook and Eun-hye's eldest daughter is outwardly an unselfish, selfish girl who never cares about others, but this is only because of the simplicity and ignorance of growing up in a carefree environment. The words that come out of her mouth without considering the feelings of others often cause misunderstandings.
Lee Joon Woo (played by Lee Jung Won)
Famous cartoonist. In his youth, he made a name for himself when his children's cartoons were brought to the screen and became a huge success. He lives upstairs in Yoon-jeong's automobile repair shop. He has no interest in anything in the world other than cartoons. He often argues with Yoon-jeong downstairs and is a happy couple
Min Kyung-hyun (Jung Sung-yun)
An animation director with a serious character who gets along well with everyone around him, his family is well off but he insists on relying on his own strengths to study in Japan and become the pride of the industry, he is scouted by a food company to come back to South Korea, where he plays an important role in the opening of the company's animation channel. He confesses to Soo-hyun that he likes her, and Soo-hyun is touched by Kyung-hyun's initiative, decisiveness and dominance, and although Soo-hyun is still a bit shy, she doesn't reject Kyung-hyun's advances.
Park Jung-nui (Kim Young-ok)
The mother of two lost sons and the grandmother of two widows, but still cherishes her two daughters-in-law and often gives them encouragement and guidance. The second daughter-in-law, Yun-jeong, besides bearing the burden of the family's livelihood, is also the spiritual support of Jeong-nyeo, whose favorite is Jin-woo, the only male member of the family.
Kang Shin Wook (played by Hong Yeo Seop)
Chairman of a food company, formerly known as Han Tae Soo, Soo Hyun's father and Eun Hye's husband. He is a good husband and a good father who does everything his wife tells him to do. He has no memory of his disappearance fifteen years ago, and Eun-hye deliberately hides Shin Wook's identity for fear of being snatched back by Yun-jung.
Na Eun-hye (Lee Young-jung)
Kang Shin-wook's wife, the president of a food company, puts on a dignified front at the company and helps her husband with his business in order to be admired and appreciated, but at home she is a brute of a wife who loses her temper with her husband.
Kang Najung (Seo Ji Hee)
Kang Shin Wook and Eun Hye's youngest daughter, Nayoung's younger sister, is a lively and articulate woman who is favored by her parents.
Lee Jung-sook (Kim Bo-mi)
Lee Jo-jang's younger sister, who is still single, lives in her brother's house. Though she disagrees with her brother, Lee Jung-sook, her attitude is quite kind, but when she gets drunk, she calls out her brother's name loudly and rudely and laments about her own situation and asks her brother to take good care of her.
Lee Jo-jang (Choi Joo-bong)
Retired school principal for many years, father of Lee Chul and Lee Han, who checks the number on the receipt every time he buys something, and who has a serious personality, finds teaching Korean at the welfare center for the elderly to be a very meaningful job.
Mun (played by Kim Byung-man)
An employee who has been working at Yoon Jung's auto repair shop for 5 years