Jin Sang Kim is a pre-made Sim from Midnight Hollow. He lives with his fellow bandmates Hyun-Moon Jun, Young Jae Sung and Nadia Cho and is good friends with all of his bandmates. His name also suggests a Korean heritage, which is shared by two of his bandmates.
Jin Sang is employed in the Music career as a Stagehand. Outside of his home, he knows his boss, Joaquin Dorsey and Josie Crane. He has 2 points in both Painting and Guitar skills at the start of the game. He might be a reference to Whiplasher Bernadotte of Industrial Metal band Deathstars.