Charm of the Caring Soul

Charm of the Caring Soul
Wondrous item, common (requires attunement by a sorcerer with the Careful Spell Metamagic class feature)
When you use the Careful Spell Metamagic feature, you can activate this charm. When you do so, one creature chosen by the feature takes no damage even if they would normally take half damage on a successful save. Once used, this property can’t be used again until the next dawn.