CAPSULE: Ellyn takes steps toward starting an affair with Jeffrey Milgrom. Hope begins work on an environmental project. Ellyn and Hope's present-day relationship is compared to the one they had in high school. Flashback: At Lower Merion High School in 1970, Hope and Ellyn are sneaking a smoke. Ellyn tells Hope she's going off to New York with bad boy Mark McCreary. The two girls circulate a petition opposed to a dress code. Present Day: Hope talks with Ellyn, saying that she's quit the magazine Synergy and might be working on an anti-incinerator project. She doesn't tell her friend that she's pregnant. At the gym's pool, Ellyn is swimming and meets Jeffrey Milgrom, an acquaintance from the Steadmans' dinner party. He's Hope and Michael's lawyer and he works with his wife Valerie. Ellyn drops off a batch of material about the incinerator and tells Hope she's seen Jeffrey at the gym the past few days. They're meeting for lunch. Flashback: Ellyn and Hope protest the dress code and wal