Ep. 10: Shirō struggles in his first training with Saber, meets Ilya, and learns magic from Rin.

10

Shirō participates in his initial training session with Saber, but he performs poorly during their combat exchange. Later that day, he encounters Ilya in town, and the two have a conversation while sitting in a park. Upon returning home, Rin instructs Shirō to swallow a jewel. This action activates his ability to use magic, granting him new powers. The events cover his difficult start in training, a casual meeting with Ilya, and the pivotal moment where he gains magical capabilities through Rin's guidance.