Question: what happens in the last episode of you season 2?
Answer: In You's Season 2 finale, Love fully reveals that she and Joe are one and the same. They have a will to kill if they feel it is necessary. Love kills Candace (Amber Childers) after the latter beckons Love to Joe's secret lair where Delilah's body is. It turns out that Love is the one who actually murdered Delilah.