"Qian-Yu, is this mine too?" Yong-Hua and Qian-Yu started an unexpected day with the "thing" they found in the car.

Vivian and Joshua, who haven’t seen each other for a long time, separately seek out Tien in private to ask for advice about whether they should break up with the other. As Tien listens to them talk on and on, she also begins to have some thoughts of her own.

Lily is always along with Sen and Annie. They go to school together, join the guitar club, and share the same youth. Hopefully that their friendship could last ever after. At the same time, Lily found that her feelings for Annie seem to have changed. One day, Sen is going to immigrate. However, Lily is too late to tell the secret to Sen, she makes every effort to seize the days. On the last night, Lily and Sen decided to stay at the campus overnight. Accidentally, Lily found a regret left behind by Sen.