Himchan never thought he'd regret his job as an undercover cop until he got a case involving Bang Yongguk.

Moon Jongup had always been a healthy child with no health problems growing up, but when bap goes on tour, his health takes a turn for the worse.

Amber Liu never thought she'd reach this moment in her life. She had been a pretty healthy kid until she reached the age of thirteen. That's when the symptoms started.