Quote Originally Posted by HyoMinPark View Post
In the case of my account, it is linked with my SE Store account. They share the same username and password, and this has been the case since I bought this game in 2015. Perhaps it's because I play on PC with the non-Steam client, but they have always been linked to one another.
Okay, I was wrong. I just tried to log in to the store with my SE-account data and it worked. I thought all the time they are seperate.