This clip is a treat for heartbeat lovers and stethoscope enthusiasts alike. Kaiia and Ziva Fey face off in a sensual and intimate air-holding competition that lets you listen in close as their heartbeats shifts, and slow with every deep inhale and long hold. The camera stays focused on their chests as they take turns filling their lungs, holding it in for as long as they can while you listen through the stethoscope to every subtle change in rhythm. Each inhale-hold builds anticipation—how long can they last? Whose heart will beat the fastest under pressure? Whose will stay slow and steady? You can hear the tension rise and fall as they push themselves further and further, their heartbeats pounding louder with each attempt. The connection between deep inhale control and pulse is raw and real, and this video captures that intimacy in pure audio perfection. Whether you’re into inhale play, heartbeat monitoring, or just want to feel like you’re right there between them listening in, this
