Gender: Male
Birthday: 1979-12-08
Also Known As: Sin Seong-il, Shin Seong-il, Sin Sung-il, Sung Il, Seong Il, 성일
(Protester)
(Sapsapi)
(Hypertension)
(Mr. Oh, Naengmyeon Restaurant Owner)
(Mercenary)
(Chaser 2)
(Byeon's subordinate)
(Tatami Floor Fighter 6)
(Shin)
(Detective 4)
(Coach Han)
(Self)