I Turned Into a Baby and Became a Home Tutor

After a series of events, 27 became the new Rainbow Baby. He thought everything had finally settled, but unexpectedly, things took a sudden turn. And so, 27 switched jobs from mafia boss to tutor. His students include: A blond, dark-skinned little boy who faces discrimination because of his skin color A future FBI ace with long, straight black hair A famous detective forced to become a seven-year-old elementary schooler A bizarre witch with a thousand faces... A top member of the future liquor company, "Water Works" 27: So this is what it's like to teach students? [Wicked grin] Note: A Katekyo Hitman Reborn! and Detective Conan crossover inspired by a revival of the fandom, following the Rainbow Tsuna route. Tsuna is somewhere between 27 and 270. Pairing: R-sama Theme: With unrelenting effort, you can eventually reunite with the person you love.