Ji-hwan and Dal-rae are age-old friends who have grown up in the same neighborhood. They share almost 13 years of childhood and adolescence, but they do not think of each other as a romantic partner because they know each other too well.
As they struggle to realise their dreams - one desires to be an actress but she has to overcome her timidness; and the other wants to be a stuntman like his idol Jackie Chan - they notice their friendship isn't as it used to be when Dal-rae gets a boyfriend ...