Happiness at the End...

Summary
An RPG where entering commands results in successive orgasms!
Features sisterly incest and machine rape.
10 base CGs
72 variations

Story
Hanabi is worried about her genius sister Hotaru's separation anxiety.
Things started to get weird when her classmate confessed to her. She refused, but still...
It gave her an idea to get her sister to leave her alone...
She enacts her plan when she gets home, but all it does is make Hotaru mad.
Hanabi decides she'll apologize to her sister the next morning, but things don't exactly go so well.
Hotaru has a plan, too, one to keep her sister close forever.
And it's crazier than Hanabi could ever imagine.


Game features
Check around for items to use to escape the underground lab!
Input commands within the time limit (directional keys, Z, and X keys)

Use the machines to give the girls more and more pleasure.
The sisters will beg for mercy, but you're in charge of the program!
Recommended for people who want to give so much pleasure it becomes painful.

Talk to the characters after clearing the game to view the gallery.
Complete gallery data can be downloaded from Ci-en.