Video Link: http://www.waoanime.tv/momo-kyun-sword-episode-2/" onclick="window.open(this.href);return false;
Scene occurs at 1:10.
It's only a flashback; thus there's only one screencap to peruse. Given his relationship with the dominatrix though he may yet get another scene; and I'm hoping he's not the only one... *wink, wink*