Crazy Little Prince(ess)

On the date October 14th seven years ago. Eight year old Sawada Tsunayos was declared missing. Unknown to anyone if he had been kidnapped or had ran away from home. After a year of not having any traces of him, Tsunayoshi had been declared dead.
Leaving the Sawada family in regret with the treatment they had bestowed upon the youngest.
Today they have a meeting with the Stella family. Only to have a familiar face literally crash through the window!