"Llama de mi corazón" would be "flame of my heart".
To say heart in spanish, say: corazón
Corazón is heart in spanish.
Dónde está el tuyo?
"My heart is yours" in Polish is "Moje serce jest twoje" or "Moje serce należy do Ciebie" (My heart belongs to you).
I'm yours in spanish would be "soy tuyo" (masculine) or/and "soy tuya" (femenine)....
The heart = el corazón
metetelo hasta el fondo!
Soy tuyo para siempre
I am yours = soy tuyo (masc) or tuya (fem)
"Sister of my heart" in Spanish is "Hermana de mi corazón."
soy suyo para vida
mi amor es a la tuya