Chalice's True Identity - S1.E6

Once Chalice obtained the antibody, he sealed the Centipede Undead. Kazuma then asks Hajime if he is Chalice, but he admits nothing and tells him that no one wants to know the truth. Kazuma and Kotaro return home to find a note left by Shori. She left and apologized because she thinks he father released the Undead. Sakuya has been staying at an old friend's, Sayoko's, office to find out what is wrong with him. Karasuma finds her and tells her that Sakuya's problem is only psychological. After Kazuma and Kotaro find Shiori, they are attacked and Kazuma is kidnapped.