Poppy leaves the Internet for the real world and confronts the pitfalls of fame, including cults, deranged fans, Satan, and her bitter rival Charlotte.

Cross is aided by his team of weapons experts Riot, War, Shark, Lucia, Ranger, Saint, Blackfire and Nuke. Their biggest fight is against their most dangerous enemy GUNNAR. A thousand year old Viking that's cursed to live for ever. Gunnar's only chance at ending his own life is to be the last living soul on earth. The Cross Team must stop Gunnar before he ends humanity.

All the couples are back for a wedding in Las Vegas, but plans for a romantic weekend go awry when their various misadventures get them into some compromising situations that threaten to derail the big event.