The Better Sister Ending Explained: Who Killed Adam, What Happened to Jake, and What It All Means

You watched eight episodes in what probably felt like one long, held breath. And then the finale moved fast. Nicky confessed. Chloe hid a knife and then used it. Jake turned up dead on a beach with no explanation attached. If the last twenty minutes left you rewinding dialogue in your head and staring at a credits screen, you're in the right place. This is a full spoiler breakdown of The Better Sister's ending, every twist in order, every question answered as clearly as the show itself allows.