recherchez un mot, comme blumpkin :
 
1.
Person or item we can't live without.

Derived of "Horcruxe", in Harry Potter, item or person we put a part of our soul into, in killing someone.

A Heartcruxe is created in loving, and not in killing.
"My Best Friend. You're one of my heartcruxes."
de sevypevy 3 juillet 2013