Blood Boil

You touch a creature and their blood beings to boil. At the start of each of its turns it takes 1 fire damage, the first melee attack after taking this damage deals 1D6 for each damage taken from this spell. The spell ends if the target is hit by a melee attack.

At higher levels: when you cast this spell at 2nd level or higher, add 1 fire damage at the start of their turn for every level higher than 1.