GamePlay

Enjoy a sensual story while completing tricky puzzles!
Connect the numbers sequentially, using all of the squares on the board
After completing a puzzle, you will unlock a sexy new image and the next part of the story!
Can you complete every puzzle and meet all of the girls?!

Story Background

My older sister Rin is impossible to ignore.
Her tempting body and our casually intimate daily life slowly blur the line between sibling affection and something much more dangerous.
A mysterious "room" becomes the catalyst, pushing our forbidden desires into reality and forever changing our relationship.

Characters

Rin Shinozaki:

Your beautiful older sister, four years your senior.
A sharp advertising planner by day, she hides a needy, physically affectionate side only you see.
Her voluptuous figure and teasing dominance mask a deep, growing dependency on you.

Features

• 20 sexy and erotic images of beautiful girls.
  
• A fantastical erotic story with girls who have unique personalities.
  
• You can skip the puzzles if you just want to enjoy the story. (Press Enter during a puzzle).
  
• CG Gallery mode. (Click the left and right buttons next to the CG after completing a puzzle).