Genre:alternative rock,post-grunge, melodic metal ballad, Russian rock Style:with male-female duet Tempo:moderate 70-80 BPM,builds to 90 BPM in final chorus Instruments:acoustic rhythm guitar, electric guitar leads with delay and reverb, heavy distorted power chords in choruses,punchy rock drums with cymbal swells, soft bass guitar, subtle orchestral pads in bridge Vocal:male – low, warm, slight rasp, intimate;female – clean, airy, emotional vibrato, vulnerable then powerful Mood:melancholic, romantic, cinematic, nocturnal, waves and circles imagery, two voices intertwining like ripples on water Dynamics: intro soft (male hum + e-guitar feedback), verses calm, choruses powerful with vocal harmonies, bridge sparse whisper, final chorus explosive with choir effect Production: wet reverb on voice, stereo spread for duet, guitar layers clean + dirty, drum build from snare rolls to full kit Lyrics theme:love as circles on water, drowning and surfacing, eternal