Half-Life 2 starts with GMan telling you to wake the fuck up and shows the previous games events. After the monolouge is over Gordon Freeman arrives at City 17 which is most likely Sofia, Bulgaria, trust. During an Escape from the combine, Gordon gets saved by a FOID named Alyx
Valves work with Source Vehicles is phemoninal like the Buggy, and the Airboat. plus the ambience of Ravenholm is sick.
also FUCK Wallace Breen this is a DR. FREEMAN Household