Souls are Friends, not Food

Not many would react normally to being in an abandoned warehouse with a scythe-wielding mad scientist. Not many are named Mai Taniyama. Then again, she also has a blade coming out of her arm, so she's probably safe. Now if Yasu would just wake up from his unconscious state, we might be able to explain things before Naru blows his top. Or faints. Whichever comes first.