I Think I Fell for You at the Bottom of the Abyss (Probably)

Riko has conquered the Abyss, survived its monsters, and even inherited her mother's will to descend ever deeper—but nothing could have prepared her for waking up one morning with broad shoulders, a deep voice, and significantly more upper body strength. One mysterious glowing stone later, Riko, Reg, and Nanachi find themselves scattered across the Sea of Corpses, each dealing with their own bizarre transformation, in bodies that definitely aren't the ones they went to sleep in. Separated from