Continue to be kind to her.

"Even that's okay, Mom," you say and you reach over to hug her.

She buries her head in your shoulder and cries. "You're so good to me, Parker. I don't know what I did to deserve you."

The two of you clinch in a tight hug. She lifts her head off of your shoulder and seems like she's about to kiss you on the mouth. It does not seem like a purely maternal gesture to you, which takes you aback.