Because of your nature revolving around seducing and deceiving others, you can choose between the following skills: Deception or Persuasion

You can target one humanoid that you can see within 30 feet as an action. It must succeed on a Wisdom saving throw or be magically charmed. The charmed creature regards you as a trusted friend, or lover, to be heeded and protected. Although the target isn't under your control, it takes your requests or actions in the most favorable way it can. You can use this ability once per long rest.

As an action, you can change your appearance and your voice. You determine the specifics of the changes, including your coloration, hair length, and sex. You can also adjust your height and weight, but not so much that your size changes. You can make yourself appear as a member of another race, though none of your game statistics change. You can't duplicate the appearance of a creature you've never seen, and you must adopt a form that has the same basic arrangement of limbs that you have. Your clothing and equipment aren't changed by this trait.

You stay in the new form until you use an action to revert to your true form or until you die.

Languages. You can speak, read, and write Common, Infernal (Devil language), and Abyssal (Demon language).

Your beguiling appearance influences your charisma. Because of the difference in daemons, you may choose the other score to be increased by one.

Thanks to your infernal heritage, you have superior vision in dark and dim conditions. You can see in dim light within 60 feet of you as if it were bright light, and in darkness as if it were dim light. You can’t discern color in darkness, only shades of red.

Because of your demonic heritage, you have advantage on saving throws against others trying to control your mind and your perception of the world.

Thanks to your lineage hailing back to the Nine Hells, you gain resistance to fire damage