Jillian Thatcher has spent most of her life caught in the middle between her driven, talented older sister and her younger, spotlight-stealing twin sisters. Then on the night of her engagement party, a cancer diagnosis threatens to once again steal her chance to shine. Now, Jillian's on the road to recovery, but just when her dreams might be falling into place, a life-altering revelation from her husband sends her reeling again. Will Jillian ever achieve her own dreams, or will she always be "just Jillian," the less-than Thatcher sister? Can she count on her sisters, or are they stuck in their childhood roles forever?