At first he really had no idea what the little stitchpunk was up to but as the other continued to play, Rung slowly realized the little being was pretending to be different things, was playing in some manner and...well..

It was definitely enough to get the therapist to smile softly.

There was even a faint chuckle mixed in there as Four seemed to be sword fighting, Rung bracing his hand a bit more so he didn't shake and cause the other to fall a bit.

"Quite the hero you are, Four," he complimented, his smile growing a bit more as his optics dimmed in a content sort of manner.