Then she went around in her own head to figure out who would be interested.

The events of the last three days kept going around in my head.

Then I go inside in my head and don't come out for a long time.

It was now time to cut away from everything else going on in my head except work, the mission.

Listen, too much has been going on in my head of late.

I went out into the night, with her voice still in my head.

How could she let him go, with all that information in his head?

When she lost the second kid, something went wrong in her head.

So, he used it now and went over the argument in his head.

Whatever is going on in your head, block it out.