Hi guys, Welcome to the Advanced Video Search Engine, and you are watching 무한의 계단 오치의 Q&A 교실 (feat. 랜덤 캐릭터 & 랜덤 펫). That video is uploaded by 오치 at 2019-11-20T02:37:16-08:00. We are promoting this video only for entertainment and educational purpose only. So, I hope you like & enjoy it. [3qczj-dd_KE]