The mid-season finale of Agents of S.H.I.E.L.D. saw a number of firsts, as well as the announcement of a new online series about Agent Rodriguez, AKA Yo-Yo.
Subtitled "Slingshot", the series will be six parts and focus on the events of Agent Rodriguez between seasons three and four. Apparently, she takes revenge on some of the events that happened to her and her family. It will begin on December 13th, airing online on ABC.com and the ABC app.
The announcement can be seen in the trailer above, and the series will precede the return of Agents of S.H.I.E.L.D. with its new subtitle LMD on January 10th.