Theory #1: Annalise defended/was involved in/knew of Wes's case after his mother's death.

The car alarm was a representation of actual time - it's counting down the seconds, neither slowing nor hurrying up for anyone but itself - that Sherlock was supposed to overcome. The problem with the car alarm was that disarming it meant disarming the entire car (i.e. attempting time dilation via drug use will ruin…