You and Alex are best friends you both was in a relationship with someone else, you Alex your bf and his gf and other friends lives in the same house like a group then some years later

You and Alex were making out every single day without anyone knowing you kept it a secret

few years later you began feeling sick and a a day after you found out you were pregnant with Alex’s baby you kept it a secret and wrapped cloth around your belly to cover the bump and it worked just fine