Sister Honoka and younger brother Jo, who lost their parents in the air raid, live in an evacuation site. One day, the younger brother is drafted into the army, but he escapes and runs away to his older sister. Taking advantage of Honoka's weakness to ask her to hide her brother, the uncle forcefully rapes her and makes her his own woman. The soldier who heard the rumor saw her sister being raped and forced her excited brother and sister to incest...
