Read manga: Keep Out (Kisaragi Hirotaka)

manga
Summary:

From SP:Fuyuki, a former anti-terrorist agent is now hired as a bodyguard for the handsome and wealthy Kagami, the head of a large corporation. However, Kagami continually pursues to be the love interest of Fuyuki but to no avail. hilarious results ensue as Fuyuki attempts to resist him at every turn.