You...are a werewolf. Period. Whether your parents were lycanthropes, or you were bitten, you are a werewolf.

Keen Smell

You have advantage on Wisdom(Perception) checks that rely on smell.

Body of the Beast

You are immune to disease and your aging is halved once you reach adulthood. But, you become vulnerable to attacks made with silvered weapons. 

Shapechanger

You can transform into a Wolf-Humanoid Hybrid or into a Wolf. If you fall unconscious or die, you revert back to your true humanoid form. You can transform into your Hybrid form as a bonus action on your turn once, and you gain the ability to do so again when you finish a short or long rest; but transforming into a Wolf takes an action, and you can do it once, gaining the ability to do so again when you finish a long rest. You can only be transformed in one transformation at a time, and they last for 10 minutes.

While transformed, depending on the transformation, you gain different benefits.

Hybrid Form:

• Your walking speed increases by 10 feet, and you gain a climbing speed of 20 feet.
• You regain hit points equal to your Constitution modifier at the start of each of your turns.
• You gain resistance to nonmagical bludgeoning, piercing and slashing damage made with weapons that aren't silvered.
• You can use your claws to attack, and they deal 1d12 slashing damage. You may use your Constitution modifier, rather than Strength or Dexterity, for attack and damage rolls.
• Your Strength score becomes 14.

Wolf Form:

• As you transform, you gain a number of temporary hit points equal to four times your level. These temporary hit points vanish as your transformation ends.
• You become Large.
• Your walking speed increases by 20, and you gain a climbing speed of 30 feet.
• You regain hit points equal to two + your Constitution modifier at the start of each of your turns.
• You gain resistance to bludgeoning, piercing and slashing damage made with weapons that aren't silvered.
• You can use your bite to attack, and it deals 2d8 piercing damage. You may use your Constitution modifier, rather than Strength or Dexterity, for attack and damage rolls.
• If you are not wearing armor, your AC becomes 13 + your Dexterity modifier.
• Your Strength score becomes 19.

Moon Rager

When the full moon happens, you are forcibly transformed into an Alpha Wolf form. This transformation lasts until dawn, and as it commences, you must succeed on a DC 13 Wisdom saving throw. On a fail, you spend the duration of the transformation randomly attacking creatures within range. On a success, you can control your form.

While in this form, you gain the following benefits:

• As you transform, you gain a number of temporary hit points equal to six times your level. These temporary hit points vanish as your transformation ends.
• You become Large.
• Your walking speed doubles, and you gain a climbing speed equal to your walking speed.
• You regain hit points equal to 4+your Constitution modifier at the start of each of your turns.
• You gain immunity to bludgeoning, piercing and slashing damage made with weapons that aren't silvered.
• You can use your bite to attack, and it deals 4d8 piercing damage. You may use your Constitution modifier, rather than Strength or Dexterity, for attack and damage rolls.
• Your Strength score becomes 23.
• If you are not wearing armor, your AC becomes 15 + your Dexterity modifier.