Sarangeun Jureureuk

Starting as friends and teasing each other for seven years, Tae-Rang and Jun-Hui clearly like each other now, yet their relationship hasn't progressed. Frustrated by Jun-Hui's passive attitude, Tae-Rang boldly tries to kiss him only to suddenly get a nosebleed.

'Why now of all times!'

He curses his tendency to get nosebleeds, but Jun-Hui's reaction is strange...?

Looking down, he sees Jun-Hui's excited, somewhat embarrassed expression and a vigorously erect member greeting him. His momentary embarrassment quickly turns to gratitude that Jun-Hui has a nosebleed fetish. With each trickle of blood, he resolves to seduce Jun-Hui...

(Source: MrBlue, translated)