A puzzle system similar to this is that each girl has a CG open when she wins a puzzle battle with them.
But I've been doing it a few times.

Is this the Nutaku version or the steam version?

I provided the English translation on behalf of Team Frostfire (which is mentioned on the steam page) at no cost, it would mean a lot to have my team credited with the translation here. ^_^

Why level 2 don't show up? I can only do level 1, nothing happne

WELP, today's gonna be a damn good day...
unzips pants

v2.0?

Internal error 0x06: System error!

Seems shallow to me. PQ is still the best.
BUT it's cheap.

Weirdest thing I've seen in a while lol

Thanks for the upload! :D