Introducing My Manager

Ji-Hyun, a top South Korean actress with angelic looks. He has a manager, Eun-Ho, who has been by his side for seven years. Ji-Hyun, whose delicate appearance matches his demanding personality, is the exception, the "one and only" Kwak Eun-Ho. Eun-ho harbors a secret: he secretly harbors a crush on his friend and actor, Ji-Hyun. One day, Eun-Ho, numb to his long-held crush, receives an offer to appear on the variety show "Introducing My Manager" with Ji-Hyun. In an interview, Eun-Ho confesses his hidden feelings... "I like someone."
More than friends, less than lovers, what should we call this indefinable relationship...?