Here's To The Night

After her mother's suspicious suicide, Samatha Scarlet has a mental breakdown that causes her to be expelled from Storybrooke High school. Her father, A Doctor at Storybrooke Hospital feels he has no choice but to separate Sam from her twin brother Will and send her off to boarding school.

After Graduation, Sam returns home for her brother's graduation party where she meets a new face, Killian Jones.

Killian moved from Ireland, with is father and his older brother after his mother's battle with cancer ended tragically. Killian befriends William Scarlet, and they connect over the loss of both of their mothers. Killian has heard of Will's twin sister, but he had never seen her...until the night of the party.

Will introduces his sister to Killian, who can't help but be intimidated by Sam's unfriendly demeanor. Although intimidated, Killian can't seem to stop thinking of her so when Sam sneaks away from the party to her room to get stoned. Killian follows her.

Though Sam is hesitant, she lets Killian into her room, and the two of them smoke and talk for hours, Sam learns that Killian is going back to Ireland fora the summer, and he's not sure if he is going to come back.
Both Sam and Killian feel a deep connection with each other, and Sam proposes a no strings attached one night stand since they likely wouldn't see each other again.

Years later,
Sam is living with her brother Will, who tries to help her control her severe bipolar disorder worried that the same mental illness that took his mother would take his sister too.

Killian returns to town as a detective with the Storybrooke police station. When someone gives an anonymous tip about a suicide, actually being a murder, Killian soon realizes the case he is now assigned to is Will and Sam's mother.

Fate pushes Samantha and Killian back together, as the investigation grows, so do the feelings they felt for each other at the graduation party several years ago.