VENU-991 1 night and 2 days Azuma Rin was left behind by his wife's older sister who suddenly came to her

After many quarrels, the wife finally ran away from home. Atsushi was at a loss, but his wife's sister, Rin, came to check on him, and she decided to give him some advice. After Atsushi learns the secret to maintaining good marital relations, he promises to return the favor as a token of his gratitude. Atsushi, who had made a cheap offer, was forced to physically thank Rin that night.