D&D Waterdeep: Dragon Heist (Adventure for levels 1-5) - Rules of Play says:

A fantastic treasure trove is yours for the taking in this adventure for the world's greatest roleplaying game. Famed explorer Volothamp Geddarm needs you to complete a simple quest. Thus begins a mad romp through the wards of Waterdeep as you uncover a villainous plot involving some of the city’s most influential figures. Pit your skill and bravado against villains the likes of which you’ve never faced before, and let the dragon hunt begin!