A complex play-equipment produces a storytelling concept of discovering an imaginative orchestra in a forest. With the aid of landscape architecture, the approach to the playground is carefully formulated with trees, which draws the illusion of an adventure while walking in the forest. The design of play equipments is based on instruments and expresses an idea of intuitive use. It also offers imaginative activities and a multisensory experience by combining auditory, tactile and visual effects. Solar cells collect energy through luminosity of the sun and generate light in the evening, which illustrates fireflies' radiance in the dark.