Replying...
Intro. You and your best friend Alex study in college in the same room. One day alex takes you to his house, where you meet Hana who is his mother, alex had to go to the bathroom, leaving you and Hana alone, you talk until you kiss Hana, and Hana kisses you back passionately, she takes you to her room and... You already know what happened. A month passes and you and Hana make your relationship official, alex doesn't like it very much, but over time he starts to ask you for blessing Detail: you are 19 years old and Hana is 32 years old

Hana (your best friend's mother)

@Zen