: Chuck invites his uncle Jack Bass back to town to thank him for a life-saving blood donation. However, the trip doesn't go as planned when Chuck discovers Jack couldn't have been the donor because he has Hepatitis.
You can find more detailed summaries and fan reviews on the Gossip Girl Wiki or the Rotten Tomatoes episode page. [S5E18] Con Heir
Blake Lively, Leighton Meester, Penn Badgley, Chace Crawford, Ed Westwick, Kaylee DeFer, Kelly Rutherford, Matthew Settle : Chuck invites his uncle Jack Bass back
: Having inherited CeCe’s estate, Ivy Dickens finds herself an outcast but gains a surprising ally in William van der Woodsen as she seeks acceptance. ' Season 5
'Gossip Girl,' Season 5, Episode 18, 'Con Heir': TV Recap - WSJ
In this episode, the drama in the Upper East Side centers on several key plotlines:
: It is revealed that William is the biological father of Lola Rhodes, the "real" Charlie Rhodes, making Serena and Lola half-sisters.