Five biological brother Jonathan,Jake,sky,Andrew and Stefan,they are called the Michaelsons and they have a missing sibling they need to find before the evil monsters finds their sibling because their sibling is just as special as they are they have magical abilities Jonathan is a demon Jake is a wizard sky is a shifter Andrew is a werewolf and Stefan is a vampire and they are all brother searching for their sixth sibling to protect them from evil monsters they go each night hunting the monsters