Synecdoche

Naoe-kun, a massage therapist, is about to head home for the day when he's saddled with a rather strange patient. This lovely lady has emerald eyes, pointy ears, and grew up in the forest–everything about her screams "elf," except for one thing: her bodacious body. It turns out she left her world but loves junk food in this one, and now her obsession has caught up with her.…

Naoe-kun is a massage therapist at the "Smiley Boar" clinic. One day he gets a new patient named Erufuda-san, who turns out to be an Elf from a different world. All the junk food of this world has taken its toll on her figure. Now she'll try to lose weight with the help of her trusty massage therapist. But Erufuda isn't the only one from her world who's been affected.