Through his scope, he watches Jyn lay waste to an entire squad of stormtroopers, as brutal and beautiful as she had on Jedha the first time he saw her fight.

As awe-inspiring as she is to watch each time, Cassian is alert enough to ensure no far reaching combatants interrupt her performance.

"How appropriately heroic of you," she tells him, and he knows that she trusts him like no one else to watch her back.