Upon time traveling back to 15 years, Jae Woo decides to rent a room in the Hanmaeum Dormitory and seize the opportunity to get to know Ji Hoon, However, Jae Woo's sudden appearance in Ji Hoon's life has his friend, Hyung Jin feeling suspicious.
Upon time traveling back to 15 years, Jae Woo decides to rent a room in the Hanmaeum Dormitory and seize the opportunity to get to know Ji Hoon, However, Jae Woo's sudden appearance in Ji Hoon's life has his friend, Hyung Jin feeling suspicious.
