Ray and Debra remember their days in their first apartment, she discovers she's having twins, and they decide they need a house. Ray maps a strategy where they are not close enough for everyday visits from his folks but not far enough for overnight stays. Meanwhile, Robert discovers his wife wants a divorce.

In the first season finale, weapons are found missing. This prompts Michael to put the post on high alert, deploying soldiers in response to this possible terrorist attack.

The battle with Ichigo and Amagai comes to a close. Amagai finds out the shocking truth of his father's death.

Kirsten hits rock bottom after Caleb's funeral, prompting Sandy to finally take action; Jimmy Cooper resurfaces and almost immediately renews ties with a mourning Julie; Jess bullies Trey into participating in a drug deal that turns into a shootout; Ryan finally learns the truth about what happened between Trey and Marissa, leading to a bloody confrontation.