Ling returns to her hometown for Chinese New Year, only to find her mother Fang gets into trouble. Fang plans to move to Ling’s apartment in Taipei and live with her for a while, which unveils Ling’s true reason to come home. Eventually, Ling spends the day with Fang and tries to solve her trouble.

In the sweltering summer heat, the ping pong club is plagued by a broken air conditioner. A girl, bored out of her mind, quietly sets out on a quest to find something special. Little does she know that this seemingly ordinary afternoon is about to take an exciting turn when a boy walks down the stairs.