The Indian team opened the scoring in the 12th minute through Vandana Katariya's field goal.
The Koreans, however, struck back immediately and scored the equaliser in the 14th minute through the stick of Mihyun Park.
The Koreans again scored in the 24th and 25th minute taking the scorecard to 3-1 at the end of the first session.
The Indian team maintained a steady attack in the second half but was unable to stop their opponents from scoring again in the 42nd minute which they converted through a penalty corner.
India play hosts Scotland tomorrow in their second match in Pool A.