This is a reference to the game A3 (act, addict, actors) where Izumi Tachibana mc/player is asked by her parents to continue her father's work as director of the MANKAI company. and blonde dude is Itaru Chigasaki he is one of the main leads in the game he's known as a handsome & loyal by his co-workers but actually he a nerd gamer that also can act lol.