Yoonbum is explaining information to other students council.

Yoonbum : "So...we have a student council meeting at 3 pm and we will discuss students order. Please all students council to come!"

Due to Yoonbum pitch is high, it made Hendrick's ears hurt and he said "It's noisy, you know?!". That made Yoonbum speechless and Handrick stared at her with such an angry look that his vein popped, Yoonbum could only remain silent while sweating Coldly.