Curse of Life Drain

The Caster invokes spirits that launch out to a target creature in range. The creature must make a Charisma saving throw on a successful save nothing happens, on a failed save the target is curse for duration. The Curse leaches life from the creature dealing 1d4 plus spell bonus necrotic damage at the start of their turn, the curse also gives the caster access to redirect the life force striped from the target to them or another creature in range healing them for damage done. 

At Higher Levels. When you cast this spell using a spell slot of 2nd level or higher, the damage the target takes increases by 1d4 for each slot level above 1st.