That kick met the floor, and the only reason he pulled back and didn't follow it up was because of that huff. A moment to assess, studying her in turn. "That's right...you sense things, with that Force don't you?" Trunks had been paying attention, after all--it wasn't like he had people he could compare notes with before.

Blue-eyes narrowed a bit, thinking, before he dropped out of the combat stance. "It's a spar, so I'm definitely not trying to hurt you. But...yes. I'm hiding my ki." A head-tilt, and there's that hint of smirk. "Most fighters who read ki or have some kind of device to assess a power level, will try to do so. So masking it is a good survival skill."