 Devil Summoner takes place in Hirasaki , a coastal Japanese city that has seen a recent rise in supernatural activity . The player character , an unnamed college student , is asked to accompany his girlfriend Kumiko Hatano to check out a book on the occult for her studies . Going to an amusement park to buy some concert tickers at Kumiko 's request , the protagonist is attacked by demons and saved by Kyouji Kuzunoha , a Summoner belonging to an ancient clan dedicated to protecting Japan from supernatural threats . Shortly after leaving him , Kuzunoha dies under mysterious circumstances . Shortly after this , the protagonist is attacked by a Dark Summoner named Sid Davis . Killed by Davis , he is returned to the land of the living by Charon . Upon waking , the protagonist finds himself in the body of Kuzunoha , who was also killed by Davis . Now trapped in Kuzunoha 's body , the protagonist is forced to work in his place to investigate the reasons behind Sid Davis ' activities alongside Kuzunoha 's partner Rei Reiho : he does this to both protect the city and return Kuzunoha and himself to their original bodies . 
