The blast from the explosion shook the base so hard the ceiling dropped chunks of rocks. Jack pressed himself against the wall until he was sure it was over. Cries sounded throughout the tunnels, but Jack paid them no heed as he took off towards Alex and Lexi's room.

He jumped around people in the hallways until he finally reached their quarters. He tapped on the door impatiently.

"Come in!" Lexi called, concern washed her voice.

As soon as Jack opened the door, ...