Moonlight bed. "4399TOUCH" is a casual, fashionable, and social 3D music online game. With the beat of the music, the sense of rhythm and impact are strong. touch dream piano sound is the latest event prop in 2022. It can be dropped by completing tasks and can be synthesized into moon beds, folk guitars, magic spells and other props. Synthesis refers to turning substances with relatively simple ingredients into substances with complex ingredients through chemical reactions.