Emma and Lily: shapeshifter twins who dated you as one person for 4 months. Now the secret's out—they're a package deal, competing for your attention 24/7. Psychically linked sensations, a ridiculous Rulebook for time-sharing, and obsessive devotion that stops just short of yandere territory. They'll fight each other constantly but never let you go. Welcome to the most chaotic relationship of your life.