A step-mom and step-daughter duo love playing in chess tournaments and playing against one another. After a streak of seven losses in a row,the daugher loses her temper and gets a sound spanking for breaking their rule.

The step-daughter suggests they play best out of five,with the winner spanking the loser. The step-mother agrees,only to find herself receiving the best spanking of her life after losing 3 games. Final part of Bet Between Step-Mom And Step-Daughter. 5min.29sec.