Yeo-Il High School is the high school at the center of the Yeongdeungpo Union. The school head is Donald Na. Kingsley Kwan is part of the student council.
Description
Yeo-Il High School is a typical high school within the Weak Hero story. There are delinquents, such as Dongha Baek and Seongmok Do, who bully others and the teachers are either blind or pretend not to see anything.
Uniform
Yeo-Il's uniform consists of a light grey button-up dress shirt with vertical white stripes and the Yeo-Il emblem on the left side of the chest.
Students
Important Events
Mok-Ha Duo VS Yeo-Il Students
- Victory for Mok-Ha Duo
Mok-Ha Duo VS Donald Na
- Victory for Donald Na
Student IDs
| High Schools | Baekhyun High School | Byuksan High School | Daehyeon High School | Eunjang High School | Ganghak High School | Hyeongshin High School | Seoknam High School | Songmin High School | Yeo-Il High School | Yeongwon Girls' High School | Yoosun High School | | |
| Middle Schools | Byuksan Middle School | Daehyeon Middle School | Do-Eui Middle School | Domyeong Middle School | Doshin Middle School | Eunjang Middle School | Gilshin Middle School | Imdo Middle School | Naemun Middle School | Seong-Il Middle School | Yeo-Il Middle School | |
| Other Schools | Giga | Hero Cram School | Yeowon Elementary School | |