Fate/Apocrypha Vol. 3

Fate/Apocrypha is a light novel series in the Fate/stay night franchise set in a parallel world. The House of Einzbern summoned Ruler rather than Avenger, and Fuyuki City lost the Holy Grail following the war. The series follows conflicts between the Red and Black factions and their summoned Servants.
In Volume 3 of the Japanese light novel series, Homunculus finds himself on the brink of death, and is saved by Astolfo after escaping from Caster of Black, but what fate awaits him in his weakened state?