the members were watching how yujin was using his knife and gunwook ended up teaching how to use it properlyBehind the scenes#Gyuvin#Gunwook#Ricky#Yujin#kongddakz#boknyangz#OT9#somteolz·x.com·Aug 6, 2024the members were watching how yujin was using his knife and gunwook ended up teaching how to use it properly