Seraph of the End - Season 2 - Eps 8: Demon's Lullaby
Shinoa's squad goes to save Guren, but unfortunately, they run out of time. Reluctantly, they leave him behind and retreat, but Yu just cannot bring himself to do that. Instead, he takes more of the Curse Stimulant Pills to go save Guren himself.
About Seraph of the End

Title: Seraph of the End
First Air Date: 2015-04-04
Last Air Date: 2015-12-26
Status: Ended
Rating: 7.9/10 (from 414 votes)
Language: JA
Seasons: 3
Total Episodes: 24
Network: Tokyo MX
Genres: Animation, Action & Adventure, Sci-Fi & Fantasy
Production Companies: WIT STUDIO
Synopsis
After a mysterious virus wipes out ninety percent of humanity, vampires emerge from the recesses of the earth to enslave mankind, treating them like livestock. After growing tired of donating blood in exchange for protection, 12-year-old Yuichiro Hyakuya and his best friend Mikaela Hyakuya plot an escape along with the other orphans. After being the only successful runaway, Yuichiro joins the Moon Demon Company, an extermination unit of the Japanese Imperial Demon Army dedicated to killing off vampires.
Cast

Miyu Irino
Yuichiro Hyakuya (voice)

Kensho Ono
Mikaela Hyakuya (voice)

Yuichi Nakamura
Guren Ichinose (voice)

Takahiro Sakurai
Ferid Bathory (voice)

Saori Hayami
Shinoa Hiragi (voice)

Nobuhiko Okamoto
Yoichi Saotome (voice)

Kaito Ishikawa
Shiho Kimizuki (voice)

Yuka Iguchi
Mitsuba Sangu (voice)

Aoi Yuuki
Krul Tepes (voice)

Tatsuhisa Suzuki
Shin'ya Hiragi (voice)