“We are introducing a new type of downloadable content pack for The Secret World called Sidestories. These packs offer new content outside of our regular Issue structure, and is available for everyone in the in-game Item Shop.
Sidestories: Further Analysis gives you the chance to delve into four brand new Investigation Missions! Hone your puzzle solving skills and play through four fresh stories spread throughout the game world.”
Read more about this mission pack here!