Studio MAPPA has opened an official website and revealed that an original TV anime titled Vanishing Line will premiere in October 2017 via TV Tokyo and other stations. Main cast and staff members have been revealed as well.

Synopsis
In a prosperous city named Russell City, an omen that threatens to shake its world begins to move within it. A man named Sword is the first to hear the first stirrings of the plot, and throws himself into a shadow war in order to expose it. His only clue is the key word "El Dorado." He meets Sophie, a woman searching for her missing older brother who has only left her with the same words: "El Dorado." With Sword having also lost his younger sister in the past, both are drawn together by the words, and work together to find out its meaning. (Source: ANN, Edited)

Cast
Sword: Tomokazu Seki (Psycho Pass)
Sophie: Rie Kugimiya (Hidan no Aria)
Luke: Nobunaga Shimazaki (18if)
Gina: Ami Koshimizu (Bishoujo Senshi Sailor Moon Crystal)

Staff
Director: Seong-Hu Park (Garo: Honoo no Kokuin episode director)
Series Composition: Kiyoko Yoshimura (Akuma no Riddle)
Original Character Design: Takashi Okazaki (Afro Samurai original creator)
Character Design, Chief Animation Director: Tomohiro Kishi (91 Days)
Music: MONACA (Wake Up, Girls!)

PV


Official site: http://vanishing-line.jp/

Source: animate Times

Vanishing Line on MAL