A seventeen-year-old girl with sun allergy lives a sheltered life. One night, she ventures out to play guitar, and she meets a guy she admires. As they develop a romance, she hides her condition from him, creating tension in their budding relationship.

The story of a serial killer, Yeong Hoon, who murdered 11 people, offering a special interview with Seon Joo, a veteran reporter who is desperate for a scoop.

In-gyu has intellectual disability. His mother, Ae-soon, takes care of him, nagging him all the time. One day, she is diagnosed with terminal cancer and prepares for her son's independence.