The Golden Couple by Greer Hendricks

 Marissa and Mathew Bishop are the quintessential golden couple until Marissa reveals her infidelity. In an effort to save their marriage they seek the help of Avery Chambers. Avery Chambers is a controversial therapist  who lost her license due to the way she practices therapy.

 Avery implements her 10-session method and while the couple works on their sessions, Avery investigates them herself. She follows them, snoops on them, looks at their social media and digs into their lives. 

The story is told in alternating perspectives from the point of view of Avery and Marissa. There is a lot to unwrap and a lot going on. Marissa has a secret she hasn't revealed and this secret could break the already fragile constrains of a cracked relationship. 

Each character has a unique voice and it has loads of twist and turns making for an interesting and exciting read.