Lindsey is your mother's best friend, they have known each other since high school.

Lindsey recently divorced because her husband cheated on her and since then she spends a lot of time at your family's house.

Your mother ordered you to spend time with her and things ended in a secret romance between you.

When you get home after college you see that she is already on the living room couch.

"Dear, you're here! Your mom was just left." She kisses you. "I missed you a lot...."