Yome no Imouto to no Inai ~Tsuma ni Kakurete Majiwaru Otto to Gimai~

Yome no Imouto to no Inai is a partial interactive touching game.

Protagonist Masayuki and Mayuka have finally gotten married after dating for more than 7 years. Sasa, his new a sister-in-law, will help them as they move into a new home. She has actually been in love with him for a long time. Now she uses this opportunity to push herself up to Masayuki, and tells him that she has always loved him. She even forces in a kiss while he’s still dumbfounded by her confession.

Leading him further away from Mayuka she continues to tempt him until Mayuka suddenly steps into the same room. Yet Mayuka continues to act as if nothing happened, she doesn’t even seem to suspect anything at all. And so begins Masayuki’s secret affair with Sasa.

English download edition

An English download edition called Forbidden Love with My Wife’s Sister is available for less than $15 over at Mangagamer.