Me and the Alien MuMu

Decimal is troubled by Akihiro's fixed gaze. It seems he is worried that he doesn't use the cat litter box, but as cat-like aliens have no concept of excretion, he doesn't really understand. While Sakurako is explaining how the litter box works, he bumps into Samezu?

The members of the Human Regeneration Research Society and Sonoko are volunteering at a nursery school. They have a hard time dealing with the children every day, so they decide to plan a strategy for their next play. Meanwhile, the Human Regeneration Research Society is in the midst of a big end-of-year cleaning. Then, a mysterious videotape is discovered.

Rokugo represents the club in their regular outdoor volunteer activities. Worried about the gazes of the girls, including Akina, he decides to get in shape using an EMS muscle training machine. Meanwhile, Sakurako is troubled by the rising cost of utilities. She tries various ways to save money, but...

Sakurako and Muumuu carry their neighbor Kitashinagawa, who has passed out drunk in the park, back to her room. After seeing her room, Sakurako notices something and decides to lease a refrigerator from the Human Regeneration Research Society. But behind the scenes, Carnival, the most heroic radical, is also eyeing the refrigerator?

Sakurako is engrossed in an AR cat collecting game. When she heads to the park where a strong opponent is said to appear, she finds the familiar characters gathered there? Meanwhile, Sakurako becomes suspicious of Moomoo, who keeps going out at night. She secretly attaches an action camera to him, and what she sees on camera is...

The students of Keikyu University rely on Tenkuubashi to save them from the heatwave and on Sakurako for their clandestine vegetable garden.

Sakurako helps the elderly in her neighborhood while Siberia struggles to determine if humanity is worth preserving.

The Keikyu University festival is in full swing, and while Sakurako initially enjoys the atmosphere that permeates the campus, Tenkûbashi has a little surprise in store for her.

As Sakurako is still recovering from the radical attack, Tenkûbashi entrusts her with a mission of the utmost importance...

Mumu and Sakurako find themselves forced to use all their knowledge to deal with the appearance of a spaceship in the skies above Tokyo.

Sakurako discovers Samezu's extensive knowledge, while Mumu and Deshimaru begin making videos.

Sakurako finds herself having to work to pay her electricity bills. Meanwhile, Mumu develops a taste for television.

A dark tale of good luck charms leads Sonoko to suffer the antics of Tenkûbashi, while Sakurako discovers the lost treasures of GERH...

While Samezu shows off his knowledge of thermometers, Tenkûbashi and Rokugô prepare to face a terrible curse...

Trapped by a devious pressure cooker, Mumu finds herself learning more about induction.

Faced with a faulty air conditioner in the middle of a heatwave, Sakurako must put Tenkûbashi's teachings into practice.

Tenkûbashi has decided to build a remote phone charger. Why? No one really knows, but Sakurako has an idea...

Mumu comes face to face with one of his fellow creatures, Deshimaru, but the latter seems to have a completely different opinion of Earthlings...

Mumu continues to attack Sakurako's appliances, still devastated by the loss of her microwave and refrigerator. Unsure of what to do, she finds herself seeking help from her university's cultural associations.

MuMu, who once destroyed his home planet by triggering a war, comes to Earth to relearn technology. He crashes his spaceship into Sakurako’s apartment and ends up living with her. He becomes obsessed with Earth appliances, especially the microwave.