HIStory2: Right or Wrong & Crossing the Line

College student Fei Sheng-zhe takes under his wing a young girl who turns out to be the daughter of a professor he encounters at school.

Sheng-zhe recalls a heartbreaking incident in high school. Shi Yi-jie encourages him to accept himself.

As the chemistry between him and Sheng-zhe grows, Yi-jie realizes he must obtain the blessing of Sheng-zhe's mom.

The arrival of Yi-jie's ex-wife throws a wrench into Yi-jie and Sheng-zhe's romance as the couple begins to discuss their future.

A rebel teen gets scouted for volleyball—and notices the boy who takes a hit for him.

Zi-xuan thanks Yu-hao for having helped his sister Qiu Qian-ru in the past. Wang Zhen-wen's decision to join Zi-xuan's team confuses his stepbrother.

Zhen-wen reveals to Zi-xuan and Yu-hao his feelings for Zhen-wu. Yu-hao's attempt to confess to Zi-xuan backfires.

Li Qi gives Zhen-wen a gift and unwittingly causes an argument between him and Zhen-wu. Yu-hao finds himself caught between Qian-ru and Zi-xuan.