Santa could've cared less about the dramatic betrayal playing out in front of them. There were bigger concerns.

Apologizing silently to Duster, he went to Akane and scooped her up in his arms. He spared a glance at Lydia to make sure she was getting herself off of the crumbling platform.

With the two girls settled, Santa activated his teleportation skill to get himself and Akane out of there.