在梅萨的夏天，阳光炙热，山风轻拂，心灵在自然中自由徜徉，尽享宁静。人与马交配

　　Summering on Cape Cod in 1985, precocious young Lily befriends an enigmatic girl her age named Mesa. Through their shared time biking the quaint land and exploring the depths of their true selves, they unearth powerful feelings for each other.