The power of a kiss can do many wonders.

For Sleeping beauty, it can revive her from an enternal sleep.
For a child, it can heal wounds
For Yamada however, he can copy the power of the witches from his school.

It all started when Yamada, a bored delinquent, accidentally kiss the smartest girl in school and switched each other's bodies. As a guy, a "certain" reaction is to be expected. After some exploring in other's bodies and learning of different perspectives, they made a pact to explore more into it.

Join him as he discover about the witches, gathering allies and learning about the power's uses and side effect. Will the powers prove useful for the people or will it lead their downfall.