NTR Strategy: To confirm his wife's love, he even asked a friend to seduce her husband. (Rukawa Haruka, VEC-778)

My wife, Chunxiang, sleeping beside me, is so beautiful. We've been married for years, and I've never doubted her love. But I can't find a reason why a man like me could be her only one. Does she truly love only me? Caught in a cloud of suspicion, the husband, to test her love, makes a request to his relatives and friends.