William, Tell

S1, E6: Jack unsettles Grace by revealing that Will had an affair the previous summer with a man he referred to as his 'client'. Concerned that she doesn't know Will as well as she thought, Grace becomes obsessed with what else he may be keeping from her, especially when he goes out to meet with another 'client'. Unbeknown to Grace, it is Karen, who is considering divorcing her rich husband.