What does Gabe’s request to talk foreshadow about his relationship with Ariel in the novel, The You I’ve Never Known?

Gabe’s request to talk foreshadows a change in his relationship with Ariel. At Syrah’s party, Gabe explains he needs to talk to Ariel about something, but that it is not bad. It is later revealed that Gabe wanted to speak to Ariel about seeing Hillary. Ariel is a little taken aback at first by this, but later encourages Gabe in his relationship with Hillary because it allows Ariel free and clear to focus on Monica.