Hu Tutu-Xiaomei (Unrequited Love)
Xiaomei-Zhuangzhuang (lover)
Hu Yingjun-Zhang Xiaoli (husband and wife)
Hu Yingjun Hu Tutu (father and son)
Zhang Xiaoli-Hu Tutu (mother and son)
Healthy brother-Hu Tutu (teacher, student, friend)
Dalong-Erlong (Brother)
Healthy brother-Fangfang teacher (ambiguous relationship)