Smallville Season VII Episode XVI

To get Lionel's locket, Lex kill him, but finds there is no key in the locket, but he manages to find the key in Chloe's drawer before firing her. A photo taken by Jimmy before Lionel's death indicates that Lex is guilty. Gina, a loyal worker of Lex, discovering Clark's secret while trying to destroy the photo, but before she can tell Lex, she is killed by a man, who is apparently following Lex's order. At the mansion, Lex is haunted by his younger self.