Addicted (2016)

Bai Han Qi, Bai Luo Yin's father, accidentally throws Luo Yin's underwear on the drain. Luo Yin then informs his friend, Yang Meng, that his mother (Jiang Yuan) is re-marrying. Meanwhile, Gu Hai is conflicted on deciding to whether or not attend his dad's re-marriage ceremony and approaches his girlfriend, Jin Lu Lu, for advice.