Watch RErideD: Derrida, who leaps through time English Subbed
RErideD: Tokigoe no Derrida
Synopsis
When development engineer Delida wakes up in the future from a cold sleep, his girlfriend isnt there... he decides to go back 10 years in time to "that incident" to keep his promise with her. The key to get her back is a time leap. (Source: ANN)