Returning student Joo-won, who has not yet forgotten the memories of her first love in high school,
lives on a pink campus with her pretty, angelic girlfriend, Yuri, but
always remembers her first love, Na-hee, and suffers from unexplained frustration.
And Na-hee, a more mature figure, who suddenly appeared in front of Joo-won.
Besides, they ended up living in the same boarding house?!
Will the reunion with her first love in memories be successful…!