Why they came east I don't know. They had spent a year in France, for no particular reason, and then drifted here and there unrestfully wherever people played polo and were rich together. This was a permanent move, said Daisy over the telephone, but I didn't believe it--I had no sight into Daisy's heart but I felt that Tom would drift on forever seeking a little wistfully for the dramatic turbulence of some irrecoverable football game. The paragraph above suggests that: