Love Sickness

Si Nian, a girl from the mountains, is forced into an arranged marriage until Cheng Ji helps her escape and uses a family heirloom pocket watch to start her business. Three years later, after Cheng Ji dies in a drowning accident, Si Nian meets Gu Mingyuan, who resembles Cheng Ji, and marries him as a substitute. Gu Mingyuan is constantly demanding, kills their beloved dog, and brings his mistress to their home. Realizing the truth, Si Nian drives him away and leaves him with nothing, only to discover that Cheng Ji is still alive when she moves to the overseas country.