A sunday morning, the Mafia and a Policebox!

Someone pops up in the morning and gets attacked by Tsunas Guardians, Tsuna manages to save him just in time, he couldn't just let his old friend get killed by his friends only because he broke into the Vongola Mansion with a policebox on a sunday morning while waking everyone up? No he couldn't. - Doctor Who / KHR crossover! Tsuna as an Companion (and a little bit ooc)