Season 1
Ep. 1: "Descend On The Surface"
Ep. 2: "Ill-Tempered Angel"
Ep. 3: "Unforgivable Desire"
Ep. 4: "Treachery Of The Fallen Angels"
Ep. 5: "Guardian Angel's Trap!"
Ep. 6: "For Whose Sake..."
OVAs
"First Volume"
"Second Volume"
Season 2
Ep. 1: "The Beginning"
Ep. 2: "Light and Darkness of Angels"
Ep. 3: "Forest of Darkness"
Ep. 4: "Birth of Six Saint Beast"
Ep. 5: "The Legend of Tree Monster in the Human World"
Ep. 6: "Angel and Demon"
Ep. 7: "Paradise Covered in Shadow"
Ep. 8: "The Holy Ground of the Golden Wolf"
Ep. 9: "Suppression"
Ep. 10: "Messenger form Darkness"
Ep. 11: "Purge"
Ep. 12: "The Dark Holy Spirit Ceremony"
Ep. 13: "The Case of Hope"