7 mafia kings who know as devils form he'll. they never get any love from any one. After their mother's death they become pysco their father never spend time with them what will happen when they got step sister whill accept her ?! their girl who knows for her kindness and childish personality. Who love by everyone. Will she able to get their love.while her love and care change them let's see what happens. What if she got know that her step father and brothers are Physo mafia will she leave them or she will stay let's see bts and yn will have pure brothers sister Relationship. Their well be on romance between them