Ryun Hong

About

Hong Ryun is the best friend of Irang Yoon. He is also the Vice President of the school but it is hinted that he gave up the President spot to Harin because of his gentle character. He is quite popular due to his kind personality and is one of the most powerful students.
Ryun has spiky turquoise hair and turquoise eyes. He is usually seen wearing his school uniform.

(Source: Flow: Stream Wiki)