This story picks up after the protagonist unexpectedly reunites with a childhood friend they were supposed to have cut ties with, only to have old wounds picked at, leading the protagonist to completely lose their temper.
Please note: Some readers may perceive elements of NTR (Netorare) or BSS.
Reader discretion is advised.
This novel is also posted on Kakuyomu.
 | Kakuyomu https://kakuyomu.jp › works May 19, 2023 — His first love and family were both destroyed by a childhood friend. This is a story about a man who accidentally reunites with a childhood friend he thought he had cut ties with, only to have his wounds reopened, leaving him furious. |
 | Become a Novelist https://ncode.syosetu.com › ... My childhood friend is a stupid girl. Author: Konpeito 2. I accidentally reunite with a childhood friend I thought I'd cut ties with... I, Kyotaro Kokyo, have two childhood friends. Yago Tomoe, whose parents are very wealthy. Her father is a karate master. |
| Become a Novelist https://mypage.syosetu.com › ... My Childhood Friend is a Secondhand Woman [1 work]; My Childhood Friend is a Stupid Woman [2 works]; An Extraneous Ending [3 works]; My Childhood Friend is a Stupid Woman [3 works]. |
 | Web novel antenna https://webnovels.jp › search › q=... A certain ending: Once upon a time, I met my childhood friend, a girl I loved. In high school... My childhood friend was a fool. I accidentally met my childhood friend, who I thought I had cut ties with, and my wounds were reopened... |
| Kakuyomu https://kakuyomu.jp › konpeitou2 A Certain Ending: Once Upon a Time, I Reunited with a Childhood Friend I Loved · ☆456 · Romantic Comedy. 8 Episodes Currently Serialized. Updated August 17, 2025. Masterpiece. My first love and my family were destroyed by my childhood friend. My childhood friend... |
 | Mirunovel https://mirunovel.com › view Konpeito 2shiki's Narou work information collection. Items, Counting Results. Total number of works: 18. Total number of characters... A little extra: My childhood friend is a stupid girl. Thoughts: 11. Reviews: 0. Bookmarks: 327. Total points: 2824. Daily points: 0. |
 | Web Novel Scooper https://web-scooper.com › static Author: Konpeito 2-shiki. List of works... A certain ending, an unnecessary addition: Once upon a time, I reunited with a childhood friend I loved. Total points: 3000 / Last updated: 2023-04-23 · Currently being serialized. Episode 1. My childhood friend is a stupid woman. |
| Become a Novelist https://mypage.syosetu.com › userid My Childhood Friend is a Stupid Girl (Aside) My Childhood Friend is a Stupid Girl · Work Information: Serialized, Completed, 7 Episodes, Real World [Romance], R15, Contains Cruel Depictions. Reading Time: Approximately 28 minutes (13,515 characters). Last Updated: March 17, 2025... |
| Kakuyomu https://kakuyomu.jp › episodes Konpeito Nisiki. A certain ending, an unnecessary reunion with a childhood friend and a girl I loved. Saturday... I was such a foolish woman, it's no exaggeration to say. Considering that, I've recovered so much... |
 | Become a Novelist ~ Update Information ~ https://narou.nar.jp › search › i=2 This is a common story in fiction: a childhood friend you loved becomes pregnant with another man's child. Just to be clear, some people may feel that there are elements of NTR (cuckolding) or BSS... |