Sei

Who is Sei?

Yun's and Myu's older sister who also is an avid gamer who has gone away for college. She played in the beta as a mage and continued to do the same once the full release of the game came out. She largely uses water and ice magic and healing magic when necessary, but also occasionally fights in melee with her staff.

What series is Sei from?

Sei is associated with Only Sense Online on RHentai. You can browse other characters in the same series from the waifus library.