After being diagnosed with Lung Cancer, 16 year old Park Jimin, has found no point in persuing an education or career. That was until he meets Kim Taehyung, a 19 year old college student, with the attention span of goldfish. The two kindle their love, when Jimin finds out that Taehyung and him, share the same passion. Music.

Whe he is forced into a marrige, to someone he's never met. Baekhyun decides to runaway, but his plans change when he finds out the secret, the husband he hardly knows, has been keeping from him.