Is It Wrong to Try to Pick Up Girls in a Dungeon? Familia Chronicle Episode Lyu, Volume 2 (manga)

In an attempt to rescue Anna, a patron's daughter, Lyu has made the dangerous mistake of falling into the Grand Casino's V.I.P. room trap. The girl is in her sights, but outnumbered and facing dwindling funds, Lyu can feel the situation heading for an all-out brawl-that is, until Syr comes forward to try her own hand at the game...!