God's Gift: 14 Days

Kim Soo Hyun is a mother whose young daughter Han Saet Byul gets kidnapped and murdered. Due to a mysterious event where time was turned back exactly 14 days before the event, Soo Hyun is given a second chance to expose the kidnapping plot and save her daughter before she dies all over again. Helping her is Ki Dong Chan, a former cop turned private investigator who seems to have his own stake in the whole situation.
As Soo Hyun and Dong Chan race against the clock, new light is shed on the crimes, and they uncover secrets far more treacherous than Soo Hyun could have ever imagined.
(Source: Wikipedia)