At the close of the spot, we see Jyn, Cassian and K-2SO as they are likely about to walk right into whatever Imperial base houses the plans they’re after.
It’s not exactly clear why it is that Cassian is so intent on being part of the team to steal the Death Star plans.
What’s clear is that both he and Jyn Erso are committed to striking a blow for the Rebellion.
That look says a lot, even if we’re not sure exactly what it is at this point.
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Rogue One: A Star Wars Story "Jyn & Cassian" Extended TV Spot