Can an older brother save his younger sister? Park Shi Hyun (Jonghun)’s younger sister, Yoo Na (Yuna), is an otaku, obsessed with video games and the imaginary world created by them. Can Shi Hyun get his sister to return to the real world, or will his nemesis Lee Mong Ryong (Lim Yun Ho) stand in the way? “Prince’s Prince” is a 2015 Korean web drama directed by Shin Joo Hwan. It is based on a popular webtoon by the same name. This series marks the acting debut of Jonghun of the popular Korean pop-rock band FT Island.