Code Geass: Hangyaku no Lelouch Picture Drama - Kiseki no Anniversary
English title: Code Geass: Lelouch of the Rebellion Picture Drama - A Miraculous Anniversary
Japanese title: コードギアス 反逆のルルーシュ キセキのアニバーサリー
Type: Special
Source: Original
Episodes: 1
Status: Finished Airing
Aired: Apr 21, 2017
Duration: 16 min
Rating: PG-13 - Teens 13 or older
Studios: Sunrise
Genres: Slice of Life
Themes: School

The characters of Code Geass create a time capsule. 

(Source: AniList)