On Christmas day 2010, Tamara Mason wanted to play a game of Yahtzee with her 3 sons after their Christmas dinner. But, her sons didn't want to play and had a different idea. The friendly game quickly turns deadly as the 3 sons murder their own mother. With the ground being frozen, they aren't able to bury her body. So, instead they hide it in a shed for months! What fueled these brothers' sinister plan?