너의 비밀 보험 (Your Secret Insurance)

A promise that doesn’t need renewal.
This is the kind of love that quietly protects,
a contract only two hearts signed.
Even if the world forgets,
he’ll be there — unless she cancels.

갱신이 필요 없는 약속.
조용히 지켜주는 사랑,
단 두 사람만이…