The Day The Undefeated Yankee Girl Finally Lost

A tale of a husband who works non-stop at an exploitative company, and his adorable, white-haired wife who heals his daily fatigue when he comes home from work.

A short prequel to [Introvert Tsubame wants to change](https://mangadex.org/title/1007ec9d-af06-4f22-80a7-3934f02d30b7/introvert-tsubame-wants-to-change), depicting her gloomy High School days. Originally released as a 20-days extra contents for the original series, Grande later published this manga as an independent book.

The story is about a university student, Tsubame Takashina, who has no presence, meets a boy, Taisei Kyogoku, and tries to overcome her negative attitude little by little. --- **Links** - [Chapter 5 (Pixiv Raw)](https://www.pixiv.net/en/artworks/109457638) (Not included in the Pixiv Series Index) - Alternative Official Raw - [Nico Nico Seiga](https://sp.seiga.nicovideo.jp/comic/64481) - Retail - [Melonbooks](https://www.melonbooks.co.jp/detail/detail.php?product_id=2005392)

Having been through many bad relationships with guys constantly trying to take advantage of her, Enokawa Miyu is determined to take her revenge from here on in: She hook up with guys, milk them for all they're worth, and dump them then move on to her next prey. Yuuki-kun, her latest target, seems to just be your typical nice guy that genuinely looks out for Miyu, completely oblivious of her intentions. However, something's different about him that makes Miyu unable to carry on her usual scheme...

**Link:** - Alternative Official Raw - [X (Formerly Twitter)](https://x.com/gggrande/status/1117050462094577664)

**Link:** - Alternative Official Raw - [Pixiv](https://www.pixiv.net/artworks/104930798)

Before she knew it, his method of attack changed from simple brawling... (Source : [Danbooru](https://danbooru.donmai.us/posts/5305993))