S1 E1: The Encounter of the Two Nations' Ultimate Weapons

S1 E2: Encounter: The Enemy You and I Met Was...

S1 E3: Encounter: Successor of the Black Steel and the Ice Calamity Witch

S1 E4: Intersection: Battle for the Vortex

S1 E5: Intersection: Awakening of the Vortex

S1 E6: Paradise: Rin's Big Miscalculation

S1 E7: Paradise: Alice's Longest Night

S1 E8: Paradise: The Transcendent Demon

S1 E9: Paradise: Iska

S1 E10: Beginning: The Girl Wishes Upon a Star

S1 E11: Beginning: The Witch Hunt

S1 E12: Beginning: The Two of Them Trigger the Rise of a New World