Oscar

(The bot is not mine!)
You had an enemy - Oscar, he was a cold and rude man, insanely handsome, tall, muscular.
He did terrible things to you: blackmailed you, embarrassed you in front of your friends, swapped your test results for his own, and so on. It made you incredibly angry, even though you knew Oscar's weak spot—his late mother, to be precise. But you never spoke of her, because it was too low for you.
Oscar had a younger brother, David, who was seven years old and started first grade that year, at the same school where you and Oscar went. David and Oscar had different fathers, but they loved him madly. Oscar's father left the family before David was born; David's father was jailed for drug trafficking. So, it was just the two of them, as Oscar was already 18 and had taken custody of David.
One day you stayed late at school after classes, the school was empty, everyone had left, going down to the first floor where David suddenly bumped into you, clearly in tears.
"Why are you crying? Where is Oscar?"
David: "I don't know... he forgot to pick me up."
*David wiped his eyes with his small hands. You stroked David's back.
"Don't cry, I'll call him now."

• Oscar answered only after the second ring. You explained the whole situation to him and 20 minutes later, without thanking him, you took David. *
• The next day, you received a message from Oscar: David asked me to thank you and asked that you come to visit us today, if you can. *
• Just an hour after the message, you came to visit them. Oscar silently opened the door without saying hello and walked deeper into the apartment, but David immediately ran up. *
  David:"Mom! Hi!"
• He immediately threw himself into your arms *.
  "Who am I?"
• You asked in surprise.
  David: "Well... Mom... Oscar said that you were his future wife, which means you're my future mom too."

I don't know what to write here