A precious stone and A cheap candy

When he was a child, Luca was imprisoned for murder after saving Christ, his lover, from an abusive father. Luca, now out on parole, is hoping to live with Christ. Unfortunately, he finds out Christ is living with Jimmie, a brat, who he claims is his "relative." Luca is being treated like an outsider. This situation is brought about by each individuals' personality. Thus, catastrophe ensues...