can you name any character from it?
Eren Yeager, Mikasa Ackerman and Armin Arlert.
Attack on Titan
Eren Yeager (Jaeger in the anime adaptation) lives with Mikasa Ackerman and best friend Armin Arlert in the town of Shiganshina adjacent to Wall Maria, outermost of three circular walls protecting humanity from man-eating Titans said to have killed all other humans one hundred years prior. 
where did titans came from attack on titan UNANSWERABLE is it a film or tv series? An anime television series who is the director? Tetsurō Araki is it based on any novel? Yes which one? UNANSWERABLE is it politically interpreted? Yes, one of the magazine accused them of having a militaristic message that serves Japanese Prime Minister Shinzo Abe's political leanings.
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Attack on Titan [SEP] Plot
Eren Yeager (Jaeger in the anime adaptation) lives with Mikasa Ackerman and best friend Armin Arlert in the town of Shiganshina adjacent to Wall Maria, outermost of three circular walls protecting humanity from man-eating Titans said to have killed all other humans one hundred years prior. When Shiganshina and Wall Maria are breached by the Colossal (Colossus in the manga) and Armoured Titans, invading Titans force humanity to retreat behind Wall Rose. After a titan devours his mother and his father disappears, a vengeful Eren enlists in the military along with Mikasa and Armin. Five years later, the three cadet graduates are positioned in Trost district adjacent to Wall Rose when the Colossal Titan breaches the city gate.