Customer called in about an unknown leak in kitchen area. Whenever customer run water, water leaks down into the basement. Removed access panel and found cleanout plug gone and water backing up in kitchen drain. Informed customer of findings. Gave customer different options and for now customer would like to get kitchen augured. Augured kitchen drain and was able to get line open. Educated customer of conditions of pipes and will need to start prepping for repiping or rerouting kitchen drain line. Installed new clean out plug