The Last Maharaja

The Last Maharaja is a single-player downloadable content addition for Assassin's Creed: Syndicate and will be released in early 2016 as part of the game's Season Pass. The content consists of 10 missions in which Jacob and Evie Frye aid Duleep Singh, the youngest son of Ranjit Singh, in reclaiming his birthright as Maharaja.

Official synopsis
Join Duleep Singh on his quest to reclaim his birthright as the Maharaja in ten brand new missions set within London!

Reference

 * Ubisoft - Assassin's Creed: Syndicate Season Pass