MuuMuu, a cat-like alien from a distant galaxy, arrives on Earth. He aims to study Earth's home appliance technology to recover what his species has lost. The protagonist, Sakurako, leads a typical university life, but her world shifts with MuuMuu's arrival. Their unexpected cohabitation quickly spirals into a whirlwind of chaotic events. The dynamic between Sakurako and MuuMuu sparks a super-spectacular, appliance-filled cat comedy adventure.