Legend of Amnesiac Archer

This is a story based on a popular online game Ragnarok Online about a mysterious archer from Payon village who had no memories of his past and embarks on an adventure with his partymates, a beautiful and strong swordswoman Yoona  who had been accused of kidnapping and an all knowing, two-faced genius high priest named Eye Doctor who is a dispatch from Prontera Kingdom. They were tasked to complete a quest to rescue the village's princess, but what kind of adventures awaits on them?