Allison Argent hits a dog and takes to the Beacon Hills Animal Clinic, where Scott McCall is closing up, and he examines it for injuries.
Lydia Martin and Jackson Whittemore accompany Scott McCall and Allison Argent on a double date.
Scott McCall has an awkward family dinner with the Argent Family, and sneaks away to find the Wolfsbane Bullets to cure Derek Hale, who had been shot by Kate Argent the previous night.
When Kate realises someone has been going through her things and accuses Scott of stealing, Allison Argent covers for him by telling Kate it was her, looking for condoms.
To celebrate her birthday, Allison Argent and Scott McCall skip school and go on a date, getting food and going for a walk in the Nature Preserve.
Chris Argent attacks Scott McCall when he sees her with Allison Argent, trying to run him over.
Scott escapes, but in the process, Allison sees him transform, and learns of the existence of the supernatural for the first time.
Knowing Gerard Argent and other members of the Argent Clan would be coming to Beacon Hills for Kate Argent's funeral, Chris Argent threatened to shoot Scott McCall if he didn't break up with Allison Argent.
Matt Daehler attacks the Sheriff's Station using the Kanima, killing several officers and taking Scott and Melissa McCall, and Noah Stilinski hostage, and apparently killing Stiles Stilinski.
The Argent Clan retaliated, and succeeded in driving Matt away.