S1 E1 • I Got a Girlfriend!

Hyoudou Issei, one of the few boys who attends a previously all girls school, is a uber perverted lecher. He has a series of dreams are actually real, as a series of fallen angels try to kill him and/or date him. Yuuma Amano, the first girl to ever be his girlfriend, attempts to kill him, but with his last breath, he thinks of Rias. The next day he realizes he has gained the ability to see in the dark and increased strength after an encounter with another fallen angel who nearly kills him before once again Issei gets saved by Rias.

Première diffusion : 6 janvier 2012

S1 E2 • I'm Done Being Human!

Issei wakes up to find that he is now a devil, and part of Rias' household. He meets the other members of the household, and learns the truth about Yuma. He is called upon to visit a solicitor who has summoned a devil, and secure a devil's pact from him. Source: crunchyroll

Première diffusion : 13 janvier 2012

S1 E3 • I Made a Friend!

Issei meets and befriends a girl named Asia Argento, a Sister who has arrived to serve at the town's church. Issei learns more about the chess game in which he has become a part, and the roles that he and his fellow devils play within it. Source: crunchyroll

Première diffusion : 20 janvier 2012

S1 E4 • I'm Saving My Friend!

Issei is determined to get stronger. He spends some more time with Asia, but once again, their circumstances keep them apart. Issei finds out that although pawns may not be very strong, they have a power that allows them to act like other chess pieces. Source: crunchyroll

Première diffusion : 27 janvier 2012

S1 E5 • I Will Defeat My Ex-Girlfriend!

While Kiba and Koneko back him up, Issei rushes in to rescue a critically injured Asia. Leaving the others behind, Raynare and Issei become engaged in a duel to the death! Elsewhere, Rias and Akeno have their hands full with Raynare's fallen angels. Source: crunchyroll

Première diffusion : 3 février 2012

S1 E6 • I Work as a Devil!

New living arrangements are made for Asia, who has been living in the club's room. Meanwhile, Issei begins a new training regimen with Rias to improve his physical fitness. Asia begins attending school, where she is placed in Issei's class. Source: crunchyroll

Première diffusion : 10 février 2012

S1 E7 • I Get a Familiar!

Rias decides that it is time for Issei and Asia to have servant familiars. The school's student council visits the club room, and Issei learns that they are another faction of devils. The two groups compete to see who gets first pick of the new familiars. Source: crunchyroll

Première diffusion : 17 février 2012

S1 E8 • I Pick a Fight!

Issei dreams that he is marrying Rias, which leads him to get in touch with his inner dragon. Asia confesses a desire to have a deeper relationship with Issei. But it is Rias who appears in Issei's bedroom that night looking to lose her virginity! Source: crunchyroll

Première diffusion : 24 février 2012

S1 E9 • I've Begun My Training!

Issei and Asia undergo a special training camp with the other household members to get ready for the upcoming Rating Game. Issei struggles to figure out what his own special characteristic is. Rias explains more about devils and the Gremory family. Source: crunchyroll

Première diffusion : 2 mars 2012

S1 E10 • The Showdown Begins

The time for the start of the Rating Game arrives, and the contestants are transported to a battlefield in an alternate dimension. While Asia and Rias remain at their base, Issei and Koneko face the opposition, and Issei reveals his new signature move. Source: crunchyroll

Première diffusion : 9 mars 2012

S1 E11 • The Acclaimed Battle Continues!

Kiba becomes entrenched in battle against Karlamine, one of Riser's knights, while Akeno fights Yubelluna, his queen. Meanwhile, Issei takes on Ravel and the other remaining pieces. Rias launches an all-or-nothing sneak attack against Riser. Source: crunchyroll

Première diffusion : 16 mars 2012

S1 E12 • I'm Here to Keep My Promise!

Issei wakes up to find that the battle is over, and he has lost. Rias and the others are at a party in honor of her engagement to Riser, but with some help from Grayfia and Asia, Issei decides to crash it, rescue Rias, and bring her home with him! Source: crunchyroll

Première diffusion : 23 mars 2012