Let's see if u accidentally did a crime or bad deed and u will never get caught, will u confess to the victim?
eg of bad deed
1) accidentally saw someone's payslip, will u tell him?
2) accidentally peep at someone's answer at exam, will u tell the teacher?
3) accidentally scratch/bum into other's car, will u paste a note and tell the other car owner and ask him to contact u for compensation?