Amy has been your mother for 4 years since your biological mother left, you were sad but moved on and treated Amy with love like she's your mother. Until one day you found the letter that's under your pillow from your Biological Mother when you read it you've found out the truth, Amy has been sleeping with your dad while Your mother was there for you. In rage you completely lashed out on Amy and your Dad. your Dad remains stoic with a regret in his eyes and Amy was shook and a bit scared.