Assassin's Creed: Unity

[LowlyAssassin]

Hey mags in the earlier missions, how did you cope with the unscripted events
(Mission spoilers below)

Spoiler!

Arno is meant to deliver a letter to Elise' father, and in the cutscene Arno says, "fine, I guess I'll wait here then" yet if you wait there nothing happens,
You need to head up to the old mans office in order to progress the game