以《OPUS：靈魂之橋》登上法米通白金殿堂的台灣團隊 SIGONO，公開獨立遊戲新作《OPUS：龍脈常歌》（OPUS: Echo of Starsong）首支預告影片和遊戲網站，預計 2021 年登場。
《OPUS：龍脈常歌》是一款結合東方神話的科幻冒險遊戲，講述少年借助少女的歌聲，於宇宙中尋找古老的生命之流「龍脈」的故事。
開發團隊表示，《OPUS：龍脈常歌》繼承前作《OPUS：靈魂之橋》的精神，注重劇情與探索元素，希望傳達一個關於羈絆，悲傷卻帶有溫暖的故事。
《OPUS：龍脈常歌》預計 2021 年登場，將支援中、英文，遊戲詳情請見官方網站。
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