Seoul Forest will trade the rush of the city for the quiet pulse of traditional Korean music this fall, with free concerts planned every Friday and Saturday for more than six weeks. The Korea Heritage Service said the Heritage Garden Rest Concert will run through Oct. 24 at K-Heritage Garden in Seoul Forest, where the Seoul International Garden Fair is underway. Friday evening performances will begin at 6:30 p.m. in September and at 6 p.m. from October, offering fusion gugak designed as a gentle end to the workweek. Saturday performances will begin at 3 pm and focus on families, couples and visitors of all ages, with folk songs and traditional Korean music intended to turn a walk through the garden into a cultural outing. The concerts are part of an effort to showcase K-Heritage Garden, created as the first demonstration of research into modular traditional garden design, and to make its work accessible to the public as a place for rest. The performances will be presented by Bidan, a fusion gugak group affiliated with a cultural arts planning company designated as a national heritage soci