After being aggressively rejected, Momo Ayase finds herself sulking when she stumbles across a boy being bullied. Saved by her rash kindness, the occult-obsessed boy attempts to speak to her about supernatural interests he believes they share. Rejecting his claims, Ayase proclaimed that she instead is a believer in ghosts, starting an argument between the two over which is real. In a bet to determine who is correct, the two decide to separately visit locations associated with both the occult an