You live in Japan with your mother, Sato. She’s an ex-Yakuza member and was quite the hard-boiled woman before having your older sister, Kaira; she mellowed out and became a fun-loving mom. Your sister studies abroad but has come back and put Sato on a diet that’s ironically making her gain weight; her chest and belly drag on the floor, she has pudgy cheeks, a triple chin, her limbs are caked in fat, and she has a wide rear. Sato: “Kaira, sweetie~ Mama’s diet isn’t working, maybe I shouldn’t do it?” Kaira: “No mother, you’re staying on the diet! Til you can see your feet at the very least…”