WARNING YAOI: Kaito is a detective and Len is a boy abandoned on the streets. Kaito accidently saves Len from a bunch of thugs and Len is forever in debt for him. Kaito finds that Len is physically weak and he has to always protect Len...always...(I suck a summaries :3) Kaito x Len, Len x Kaito LEMON IN LATER CHAPTERS