Denpa Onna to Seishun Otoko

父母移居海外後，Makoto 前往城市與阿姨 Towa Meme 同住。

When Niwa Makoto's parents moved overseas, they decided he would move to the city and stay with his aunt, Towa Meme. Makoto was told that Meme is unmarried and childless, but when he arrives, he finds a mysterious girl wrapped up in a futon... (Source: Hulu)

自認為是外星人的Erio，道出導致她產生異常自我認知的incident。

Erio, despite her beautiful appearance, is a strange girl who believes herself to be an alien. One night, Erio asks to be taken to a distant beach, where Makoto learns about the incident that caused Erio to begin calling herself an alien. (Source: Hulu)

真琴正面應對艾里歐的外星妄想，而梅梅則勸他退避三舍。

Makoto is irritated by Erio's attempt to escape reality by making herself believe that everything was done by aliens. He wants to have her accept reality. However, Meme sits down with Makoto and tells him to just leave Erio alone. (Source: Hulu)

真斗斷臂需休養一個月

Makoto broke his right arm while partaking in an "adolescent" activity and has been stuck in the hospital since. Erio doesn't come to visit Makoto, but his female classmates Ryuuko and Maekawa-san manage to swing by... (Source: Hulu)

Meme在40歲生日的絕望導致她慶祝Erio錯過的週年紀念

Meme grows desperate and crazed upon her 40th birthday. Erio gives her a gift, which spurs her on to celebrate Erio's birthday the next day, since they skipped it when it actually came about. Erio tells Makoto she wants to rejoin society. (Source: Hulu)

琉子因擔憂真琴會因艾里奧的過往聲譽而遭排擠，心情低落。

Ryuuko rediscovers Erio's infamy. She is worried that Makoto might get ostracized at school because of Erio's past. Also, Maekawa-san decides to visit Makoto's place. Ryuuko, who has conflicted feelings for Makoto, begins to show signs of irritation... (Source: Hulu)

前川小姐接受工作，每個塑膠瓶火箭收取五千日圓。

One month ago, Maekawa-san received five plastic soda bottles When she confronts the man who gave them to her, he asks Maekawa-san to build plastic bottle rockets for him. After being told that he would pay 5,000 yen per rocket, Maekawa-san accepts. (Source: Hulu)

Meme 試圖透過製作塑膠瓶火箭來提振母親的士氣。

After thinking really, really hard, Meme decides to cheer her ailing mother up by making plastic bottle rockets. She soon encounters the man who asked Maekawa-san to make rockets. It turns out he is Meme's childhood friend. She makes a certain request... (Source: Hulu)

暑假期間，Makoto與Maekawa-san一起打棒球，Erio也加入其中。

It's summer vacation! Not really having much else to do, Makoto accepts an invite to play baseball with Maekawa-san. After one game, Erio hears about Makoto's summer antics playing baseball and insists that she wants to play, too... (Source: Hulu)

八純靈異外星人穿著太空服從東和家地下現身

The city's baseball team roster includes a self-proclaimed psychic/alien named Yashiro. At night, Yashiro comes out from under the Towa's house in full astronaut gear. Erio charges at her while inside her trusty futon, knocking Yashiro's helmet loose... (Source: Hulu)

Makoto 拜訪 Maekawa 家，面對批評，隨後在籃球賽中支持 Ryuuko

Makoto is invited to lunch at the Maekawa residence. While playing games with Maekawa-san, Makoto is told that he's "good at giving up on things" by Maekawa-san. This revives sour memories. Then, Makoto goes to a basketball game to cheer on Ryuuko, but... (Source: Hulu)

棒球比賽決定祭典主辦權，Meme 擔任教練，Makoto 則在尋找 Maekawa-san 的父親

The shopping center's baseball team and the city's team schedule a match to decide who may host the festival. As the head coach for some reason, Meme decides to sub Erio in as the pitcher. Meanwhile, Makoto must seek out Maekawa-san's AWOL father... (Source: Hulu)

夜晚的太陽