Stumbled in, yes, but his tolerance was usually pretty good and the longer that he sat here playing video games, the more close to sober he became. That wasn't a bad thing, but that was not exactly a state that he wanted to be in either. He wanted to be blitzed so that he wouldn't think. But the video games were doing a pretty good job of keeping those thoughts away as well.
How did he know that was going to happen? His gut instinct had told him, that's how. And thankfully he had planned to be able to evade, ducking behind some cover just in time. Now what? Left or right? He hesitated for a moment and then came out shooting, progressing towards her rather than away, hoping that he would hit something, preferrably her.