Fate/stay night [Heaven's Feel] II. lost butterfly — Episode 1

Shirou Emiya made his choice: to keep fighting, and to protect Sakura Matou. Due to the participation of Zouken Matou in the Holy Grail War, and his summoning of the Servant True Assassin, things begin to distort, steadily worsening day by day. Resolved to protect Sakura and not betray her, Shirou refuses to leave the battle. Wh