- Just about any time Miu and Yukino are together.
- Ayane stepping up to defend an unconscious Miu from Ghost Girl.
- When Miu is reunited with her friends during the finale just after the Big Bad had accidently restored the area and all the people she'd killed in it. The look of relief on her face as she hugs them was priceless.
Heartwarming / Gate Keepers 21