In a bustling Mexican household, seven-year-old Sol is swept up in a whirlwind of preparations for the birthday party for her father, Tona, led by her mother, aunts, and other relatives. As the day goes on, building to an event both anticipated and dreaded, Sol begins to understand the gravity of the celebration this year and watches as her family does the same.

A couple finds themselves in an emotional labyrinth shaped by conflict at the end of a relationship. Memories and promises of what could've been leads them to unsuspected confrontations unexpected confessions and unconventional experiences.