She does seem to be the fun part. Lots of murder there.
Yeah, she's the good guy.
Anyway, that show definitely fails with its premise. It's clear the whole "kiss to seal their powers" thing is entirely unnecessary, save for 2 cases... maybe.
All gaming systems should be terribly flawed and exploitable if you want everyone to be happy with them. This allows for a wide variety of power levels for games for different levels of players.