Returning to live with her mother and siblings after a mysterious absence, Eleanor’s first day at her new school begins inauspiciously, when no one will let her sit next to them on the bus. Eventually, Park takes pity on her, and over a series of bus trips they gradually develop a friendship that turns into a romance. But Eleanor’s home life is less than idyllic, and forces beyond their control are building that will threaten to topple their fragile happiness.