OBA-199 — I Get Gangbanged By My Son's Classmates Every Day. Yoko Kurino

Since Yoko was transferred to another location and began living apart from her husband, her only son Ken's behavior began to deteriorate, much to Yoko's distress. Unhappy with everything, Ken's quick-tempered personality made his classmates annoyed with him, and he eventually started a "rebellion." Betrayed by his trusted friends, Ken was so shocked that he transferred to a school in the area where his father was transferred to. However, the tragedy did not end there, as Yoko was alone at home when the doorbell rang...