Isekai Cheat Magician (2019)

S1E9 Commencement of Battle

News arrives in the Royal Capital that the King’s younger brother is preparing his forces for an imminent attack. As the threat looms ever closer, Taichi urges Rin to avoid the battlefield, but she stands firm in her determination to fight by his side. Recognizing her unwavering spirit, Taichi makes a silent promise to himself: he will do everything in his power to keep her safe.