• Male protagonist: Chu Tomb is a young entrepreneur with a calm personality and a sense of humor. He looks cold on the outside but has a kind heart on the inside. He runs a small technology company and is good at using humor to resolve embarrassment, but his love life has been blank. • Heroine: Xia Wan is an eccentric, kind-hearted and somewhat reckless graphic designer who is passionate about life, but often gets into all kinds of troubles because of her straightforwardness and impulsiveness. Their love story is full of misunderstandings and obstacles, but they eventually find each other in humor and warmth.