[singer A] [Instrumental] [Intro] [square wave lead melody, noise-channel percussion] [Main Theme] [pulse wave bass enters, rapid arpeggiated synth flourishes] [transition] [singer B] [Instrumental] [Intro] [square wave lead melody, noise-channel percussion] [Main Theme] [pulse wave bass enters, rapid arpeggiated synth flourishes] [transition] [singer A] [Variation] [duty cycle modulation on lead synth, staccato bass pattern] [Outro] [descending square wave scale, final noise-channel snare hit] [transition] [singer B] [Variation] [duty cycle modulation on lead synth, staccato bass pattern] [Outro] [descending square wave scale, final noise-channel snare hit]
