[A sharp laugh precedes him surrendering the device, sleek and black with a silver button that glows when engaged, heat filling the chamber attached to the cartridge of nicotine oil.]

I've got no fucking idea what a jive is, Agent Carter. Just a warning.

[He stands faced toward the railing, posture slanted slightly, one hand on a hip. He knows he'll need to head back in lest Hideki note an extended absence, but for this moment he'll enjoy the sincerity.]

Press the silver button so it turns red, then inhale. Pretty easy. Not like a real cigarette, but it does the trick.