Once upon a time, his greatest dream is to become a robot. Oneshot. Tsuna-centric.
Katekyo Hitman Reborn! - Rated: T - English - Angst - Chapters: 1 - Words: 2,104 - Reviews: 1 - Favs: 12 - Follows: 7 - Published: 9/28/2017 - Mukuro R., Tsuna/Tsunayoshi S. - Complete