Smallville (2001)

S02E21 Accelerate

Lana finds herself tormented by the apparition of her late friend, Emily. As she grapples with this unsettling presence, she uncovers a link between the ghost and Lionel Luthor, who is plotting to seize control of the Indian caves. Meanwhile, Lionel claims his intentions are to assist Lex with his upcoming wedding, but Lana suspects there’s more to his motives than he reveals.