You can find the full lyrics for the Thai pop ballad "รักที่เธอไม่เคยรู้" (The Love You Never Knew) by VoBrain, which explores the emotional themes of unrequited love and the fear of losing a friendship, in the linked video. This melancholic song focuses on the, often silent, experience of loving someone from the shadows, highlighting the selfless,, yet painful,, nature of that experience.