Watch Online Free on Watchseries. Behind the all-seeing eyes of surveillance cameras, there is always someone watching the Latvian capital. "Full Moon Serenade" offers the viewer a unique opportunity to get to the other side of the surveillance cameras on the nights of the full moon to see Rīga's night life in all its quirky forms. The film is a tribute or a serenade to the nocturnal city, night dwellers and night watchers.