Tsuki ga Michibiku Isekai Douchuu S2 - Episode 22 - Hibiki Lifts Sword

Makoto's assignment from the Goddess was to keep the Hero, Hibiki, alive. She had other ideas.

Makoto and Shiki arrived in the middle of Hibiki's losing battle against Io. The Goddess assigned him to protect her life and the human castle. Hibiki's party members were not part of the deal. Serendipitously for poor writing, a mysterious voice offered Hibiki a new heroic ability to increase her attacks' strength through the emotion of her followers. Lucky!