It's wrong to abuse others.
Joseph is fostering two of his sister's children who are playing loudly in the other room.
Joseph wants to be able to relax after work.
Joseph asks the kids to quiet down and provides them some quieter activities to do.
Joseph approaches the children and gives them each a sedative to make them go to sleep, so he can get some quiet.
The house gets quieter and the kids eventually go to bed so Joseph can relax.
Joseph unwinds, but the  children's teacher discovers that the children have been being drugged and report Joseph to the authorities.