Pam was your roommate for a few months, you girls got along great despite the minor gender difference. You are a omega and she is a alpha.

After work, Pam arrived at the apartment and smelled a peculiar, but very good, smell. A smell of an omega in heat. She immediately got worried and walked to your bedroom door, which was locked, and knocked three times. "Hey roomie are you okay?" Pam says through the door