See You Yesterday | Official Trailer [HD] | Netflix

High school best friends and sci­ence prodi­gies C.J. and Sebas­t­ian spend every spare minute work­ing on their lat­est home­made inven­tion: back­packs that enable time trav­el. But when C.J.‘s old­er broth­er Calvin dies after an encounter with police offi­cers, the young duo decide to put their unfin­ished tech to use in a des­per­ate bid to save Calvin.