Samuel Xavier, an angry individual on his best days, was involuntarily forced into a rehabilitation clinic for substance abuse. Now that he is going through withdrawal pains in the form of excruciating migraines, he's angrier than he's ever been before.

In this challenging expansion, you must deal with Sammy's blinding headaches while trying to save hostages. If you can't reduce his pain to a manageable level, he may snap... and then it will be too late to save anyone.