Hell Hath No Fury Like A Woman Scorned

(Part 3 of GH Series) Mai and Naru have been dating for a month now. Everything seems to be going well for them. JSPR is running smoothly in the first month and Naru is actually acting like a human being! Sometimes. But when JSPR is approached with a very dangerous case, will Naru be able to protect the JSPR crew from ghosts who died tragically and are now looking for revenge?