Lee Hyungseo had only just started working at a small company that sells sex toys when he was faced with a crisis. The sex toy tester suddenly quit and there was no one to fill his position. Hyunseo was asked to take over the job, but there’s one big problem- Hyunseo’s still a virgin! Luckily, Hyunseo happens to know Jang Sungho, a rising star in the gay porn industry, who is willing to show him the ropes.