The penguin-headed floating cape part of Kidou's persona flares open, beak widening, as Kidou quietly pumps one of the few spells that he's sure would have any use here into his current ward: Dash. Kei'll find that he's just faster than he was. Exactly twice as fast as before. Fast enough that maybe he'll be able to dodge anything that gets close - or at least, that's the idea.

"Stay close to me and don't stop fighting. Your attacks aren't going to hurt them, but they might help shove them back until I can deal with them."

He sounds a lot more confident than he feels.