Flowing Form

Through monastic training, you have unlocked the inner gates between body and mind; allowing an exchange for untapped potential.

As a bonus action, you can expend a number of hit dice equal to your proficiency bonus and regain an equal number of ki points. When you use this feature, you gain 1 level of exhaustion. You can not exceed your maximum number of ki points using this feature. Once you use this feature, you must finish a short or long rest before you can use it again.