"Otome Dissection" is an original song by DECO*27 and emon(Tes.). Correlating with the song's title, "Otome Dissection", its movie focuses on the illustrations of human skeleton. The plant Chinese Lantern makes appearances in various scenes of the songs. In Japanese Hanakotoba, it represents 'deception'[2]. This is similar to what the lyrics depict, which are the struggle in love and deceit.
One fan analysis theorizes that the song is about the struggle of one's insecurity in love, unsure of whether the passion really is love or an illness. However, the song is open to however viewers' may interpret it.