Prologue/Invited

(Earth, Starfleet Academy)

Kelly wakes up and sees that she's invited to her high school for a reunion.

(Earth Orbit)

The Enterprise is conducting tactical simulations with the Intrepid.

(Main Bridge, red alert)

The crew are at their battle stations.

Intrepid and Aventine come about to course 289 mark 456 standby all weapons, Captain Martin says as he looks at the main viewer.