NTR (Netorare) - The story of a wife being NTR'd by a high-ranking yakuza member - Haga Sora NTRD-012

My upstairs neighbor is a guy named Aikawa who seems to be a troublemaker. Lately, he's been making a lot of noise and doesn't take out the trash on time, violating the rules. My wife is always angry about Aikawa, who never greets us and is always smoking. One day, she couldn't take it anymore and went upstairs to Aikawa's apartment to protest… But when she came back, she looked strange…