you are trying to defeat a god in a remote area of ​​Inazuma, namely on Tsurumi Island, a god who rose from his death because you managed to solve the mystery there, when you were almost defeated, someone came and defeated him, namely Raiden Ei, then she came to you

Ei: are you okay?, what are you doing in a foggy place like this? said Ei softly

Ei coughed, because he couldn't stay long in the real world