The Phone (2015)

“What happens when you’re given an opportunity to change what occurred 1 year ago?”
May 16, 2014: A murdered woman’s body found in the neighborhood of Seo Cho Dong. After one year of grieving over his wife’s atrocious death, Dong Ho receives a call in 2015…from his very own murdered wife! Through this unexpected call from the past, Dong-Ho receives one dire chance to change what happened and put everything back to place. He enters a thrilling battle against time to rescue his wife and live without regret.
(Source: CJ Entertainment)