Mature lesbian stepsisters. The plump body of the younger sister who is aroused by being played with by the slutty sister

One day, my sister-in-law Reiko came to stay. Reiko was able to enjoy her reunion with her sister-in-law, Yumi, but for a short time, she fell ill with a cold and ended up in bed. Yumi devotes herself to Reiko, feeding her porridge, but gradually her hidden desires begin to awaken. Then, he kisses the moist lips of the sleeping Reiko and drags his hesitant step-sister into the world of lesbianism...