Romantic duet ballad about first love, tender and bittersweet. Tempo 100 BPM. Duet: warm male baritone and soft female alto; they alternate verses, harmonize in the chorus, do call‑and‑response in the bridge. Arrangement: solo piano intro, then delicate acoustic guitar and subtle brushes; add strings (violins, cello) and soft pads in the chorus. Bridge minimal — just piano and light percussion. Mood: nostalgic, intimate, full of youthful wonder. Highlight the hook “Спаси и сохрани” as a shared refrain. Studio quality, natural reverb, wide stereo image, clear Russian lyrics, vocals upfront, instruments supportive.