夜勤病院黑魔法幻想曲 (Yèqín Bìngyuàn Hēi Mófǎ Huànxiǎng Qǔ)

Background
"夜勤病院黑魔法幻想曲" is an original Luo Tianyi song, featured in the album, Zhòng Lì Huàn Xiǎng Qū (重力幻想曲).