By his parents I mean LO dads parent what him over the course of 2 days

Hi I'm not sure where to start what to write. I'm in need of some advice and guidance I guess, I currently have custody of my nephew whom I have under a s20 agreement, I have had him since he was 26days old, he was given to me after a HV noticed a mark on his unpper chest (this looked like a scram m...