Ariel's best friend is getting married. Married. Meanwhile, Ariel's summer plans consist of taking care of her six (yes, six) younger siblings. Cue Connor - the third musketeer of the trio that might be falling apart. He's determined to make Ariel's last summer before entering the real world the best summer ever.Between wedding planning, babysitting, and suddenly seeing her best friend in a different light, the summer is turning out to be nothing like Ariel expected.But with secrets piling up from the people closest to her, she must learn the challenge of letting go of the things that are out of her control, or be crushed under their weight.