As of December 6, 2021, When the Lights Go On airs up to episode 8, here are the sub episodes:
Episode 1
A group of people in the wild Taipei Chicken Nanshan found a hand in the woods, and were scared wow. Police Seng know immediately rushed to the scene, the body is a woman, not far from the body there is a time club matchbox. Sung picks up the matchbox and remembers that the woman who beat herself up was from this clubhouse.
Episode 2
Police officer Sung is investigating a drug case, and the suspect's family confesses that the Time Club is the place where the drugs are hidden. When Luo Yunong receives a call to the police station to claim her lost property, she realizes that the person who assaulted her that night was police officer Seng. Seng believes that he was assaulting the police officer, while Luo Yunong believes that she was acting in self-defense. When she leaves, it is raining and Sung gives Luo Yunong an umbrella, hoping that Luo Yunong will buy herself a drink as an apology, but Luo Yunong tells him to come to her store and give her name.
Episode 3
A year before the murder, in Taipei's Strip Pass, He Yu En's classmates take advantage of his birthday to spend money at a man's world club. He Yu En is attracted to Su Qing Yi after seeing her and pushes through with the bill even though he realizes that the drinks are expensive. When Aiko sees her classmate He Yu En arrive at the store, she immediately hides in her room to take a rest, and after a period of struggle, she comes out and takes the initiative to greet her classmates. The male classmates are very surprised to see her and want to get him drunk, but He Yu En helps Aizi to block the drinks and Aizi has a different view of He Yu En
Episode 4
Police officer Da hears Lee Suk Wah and another young lady in the restroom discussing about injecting something very useful, and since they don't have it with them, they are going to bring it over the next day. Tat mistook it as a drug deal to report the situation to Seng. The two of them went to the clubhouse to spend money the next day, as Luo Yunon's birthday is in three days, and Luo Yunon invited Seng to attend.
Episode 5
Su Qing Yi spoke at the birthday party, thanking all the supporters of the club, and thanking herself and Luo Yunon for supporting each other along the way. Meanwhile, Luo Yunong stared at the photo and froze. Luckily, Xiao Hao came up and reminded her, and she slowly walked towards the stage.
In order to ease her heart, she picked up the wine and drank it all in one go, and then walked to the cake to cut it. Su Qingyi reminded her to make a wish, and she wished that the clubhouse would become more and more successful, and that the men and women would have good health, and then she looked to Su Qingyi for the last wish, and decided to keep it to herself.
Episode 6
On a rainy night, Li Shuhua, full of bruises, was thrown out in the field to let the rain Xi wash over her, and after an unknown period of time, she got up and picked up her high heels and limped away. Su Qing Yi and Luo Yunong waiting for Li Shuhua's injury report, the two sat in the corridor in silence, Cheng and Da came over, Da saw Li Shuhua's bruises, blaming himself for not catching up with the car, Cheng comforted Da, that self-blame does not catch the bad guys
Episode 7
Four years before the murder, Taipei libraries Su Qing Yi first met Jiang Han, Jiang Han snatched the books Su Qing Yi wanted to read, and saw the wolf's eyes, and then saw the wolf's eyes, and then saw the wolf's eyes. Jiang Han steals the book that Su Qing Yi wants to read and helps Su Qing Yi, who does not have a library card, to borrow a book when he sees Su Qing Yi, who is in a state of disarray and drenched in the rain. Su Qingyi saw Jiang Han's book being blown away by the wind, and after a few encounters, the two of them often went out to eat together.
Episode 8
Henry, Lily's boyfriend, went to a club to spend money, and he ordered a bottle of expensive wine. Lily didn't expect him to patronize her place of work, and when Henry inquired about Su Qingyi, Lily realized that he wanted to get his drugs back.
A month before the murder, Aiko was furious that Su Qingyi gave her mother photos of herself at work, and sneaked into the house to threaten her. While the two were exchanging words, Mr. Nakamura came to the house to visit, and Aiko had to leave early.