zendayacolemann:You heard Snape say he’s made an Unbreakable Vow? Yes. What does it mean?
zendayacolemann:You heard Snape say he’s made an Unbreakable Vow? Yes. What does it mean? Well, you can’t break an Unbreakable Vow! I worked that much out for myself, funny enough.HARRY POTTER AND THE HALF-BLOOD PRINCE (2009) Dir. David Yates -- source link