Umineko no Naku Koro ni Episode 21 English Subbed Episode Title:Episode IV-III Prophylaxis.Episode Description:During her years at St. Lucia Academy, Ange is distracted from her studies by Maria, Sakutaro, and the Sisters of Purgatory, and is humiliated by her classmates after failing a test. Ange lashes out against her magical friends for their helplessness against her classmates' resistance to magic, denouncing them all as illusions. Inside the world of her diary, Maria accidentally locks herself out of her house with Sakutaro while Rosa is away on vacation with her boyfriend. Upon returning and being confronted by child services, Rosa takes her anger out on Maria and destroys Sakutaro, whom Beatrice is unable to resurrect as Rosa created his vessel and has denied his existence. Distraught, Maria demands to learn magic to kill Rosa and avenge Sakutaro. In 1998, Ange finally comprehends what Maria tried to teach her about magic and apologizes to her magical friends, whom she is still able to summon, hoping to atone for what she did to Maria.