And that's it we get the "there was on more left" ending. Hoping for a sequel for this

Except for the unstranslated ones, this was pretty good.

Secret Ending requisites; Defeat the final boss with Cirno's best weapon equipped under 5 minutes and Have all Frozen Frogs collected.

Marisa: So this other clone? She's a fairy like you, right?
Cirno: Not like me. Atai. Advanced prototype.
Marisa: You mean more advanced than you are?
Cirno: Yes. A mimetic hydroalloy.
Marisa: What the hell does that mean?
Cirno: Liquid ice.

http://www.youtube.com/watch?v=pdPy4crWuCA

Meh, Cirno will figure this out in no time flat.

Surprising there is no "and Cirno went back to the way she was" ending.

(Last Panel)

DUN DUN DUUUN...!

this mean that Cirno hasn't at her full yet!!