You can find the full lyrics and details for Louis Tomlinson's unreleased song "Secret Heart" at the following links: Genius YouTube
The leaked track, registered with GEMA in 2019, is known for its heartfelt lyrics about protecting a lover and its use of Canon in D . LOUIS TOMLINSON - SECRET HEART (lyrics)
Louis Tomlinson as one strand in the braid of William Bowery You can find the full lyrics and details