Two Sides

Kento and Akari have been married for two years. They get along fine, but for the past six months Akari has been turning Kento down in the bedroom. Kento, wanting to be a good husband and fix their relationship, has been doing even more to try and make Akari happy, from proactively helping with chores to planning surprises for her. But it's all to no avail, and she continues to turn him down. On top of it all, a random man's name suddenly shows up on her phone one day... And after seeing how flustered she seems, Kento begins to suspect her of cheating, even with no concrete proof. Even while suspecting her, he racks his brain trying to think of ways to fix their marriage. But it turns out, this is just the beginning of his taste of hell... (Source: MangaPlaza)