- Belief 16話音源/Return Zer0; (ゼロ)
- Belief 17話音源/Return Zer0; (ゼロ)
- Belief 18話音源/Return Zer0; (ゼロ)
- Belief 19話音源/Return Zer0; (ゼロ)
- Belief 20話音源/Return Zer0; (ゼロ)
- Belief 21話音源/Return Zer0; (ゼロ)
- Belief 22話音源/Return Zer0; (ゼロ)
- Belief 23話音源/Return Zer0; (ゼロ)
- Belief 24話音源/Return Zer0; (ゼロ)
- Belief 25話音源/Return Zer0; (ゼロ)