Sunshine is happiness after the rain. She and he are a pair of orphans, but they also have a mask. Are they strong? Are they fragile? They are also waiting for the sunshine after the rain, but they are also afraid of taking off the mask. What is hidden behind their life experiences? When she meets him who is slutty on the outside but delicate on the inside, a man who is gentle and watery, but when he realizes that he has lost, he will do whatever it takes, how should she choose?