Fate Rewinder

Description of anime Fate Rewinder

A secret organization known as the Spacetime Police Special Task Force, nicknamed the "Rewinders," exists to save those who have died tragic, untimely death. Their weapon, the "Retry Eye," is a time machine implanted in their right eye. To solve each case, they'll rewind time dozens, hundreds, even thousands of times, until the future is changed.

(Source: MAL News)