Yoka's home is now a rare three-generation household. Her husband died five years ago, and she currently lives with her son, daughter-in-law, and grandson—four people in total. Since last month, her son has been on a solo business trip, but he broke his leg, so his wife went to take care of him, leaving only Yoka and her grandson at home. After her husband's death, Yoka's sexual desires have been building up, and her grandson is at the age where he wants sex. What will become of the grandmother and grandson living under one roof…
