-Episode opens on Mandalore, with Sabine, Ezra, Kanan, Chopper, and the other Mandos preparing an assault on a prison complex to rescue Sabine's dad.
-Sabine gets out of a trench, raises her Darksaber to signal the assault.
-Ezra fumbles around with his jetpack.
-Kanan uses airborne enemies as stepping stones.
-Sabine kicks ass until she gets stunned.
-Imperial Mandos call for surrender, everyone stops fighting.
-Reinforcements arrive to free Sabine.
The Rebels/Mandos free the compound only to find that Sabine's dad isn't there.
-Governor Saxon (not Gar) has ordered his immediate public execution.
-Bo Katan, who led the reinforcements, formally introduces herself.
-Sabine offers to let BK rulers the rightful heir; she declines.
-Kanan gives Hera a status report; exchange has romantic undertones.
-Ezra asks Sabine about Mandalore; she laments the planet being ruined by constant warfare.
-Sabine's bro and mom arrive and let her know about where her dad is headed.
-The Rebels/Mandos intercept the convoy.
-Sabine paint-bombs the front of the convoy where her dad is being held for ID purposes; she also uses a moving speeder bike as cover before she hijacks it.
-Ezra gets under a transport and slices through it.
-Kanan jumps into another on and Force-Throws everyone out.
-Chopper straight-up pistol-whips an Imperial while jetting forward.
-BK does some cool stuff that I don't remember with the main group, while Sabine's family is leading an assault elsewhere.
-Ezra jets in to rescue Sabine's dad, gives him the jetpack so he can get out.
-Convoy careens off of cliff while Ezra uses his ability to jump good to make it there; Sabine saves him when his grip slips.
-Sabine and her dad reunite, have a conversation about artistic technobabble.
-Gov. Saxon orders a retreat, but the Duchess of Mandalore (Rook Kast?) offers a single reinforcement inside an AT-DP; Sabine immediately recognizes what this is and warns Tristan and Ursa to get out of there.
-Sabine's family and the troops they were leading die in a tactical explosion that disentigrates flesh and armor alike after the Duchess sends her regards.
-Everyone reacts in horror as Sabine discovers what has happened, mourning the loss of her family and their allies alike.
-Sabine's father recognizes the blast as being a result of one of the weapons Sabine built; a cruel insult from the Duchess.
https://www.reddit.com/r/StarWarsLeaks/comments/65k20a/star_wars_rebels_heroes_of_mandalore_part_1/