Shameless Quadruplets

They are children abandoned by their fathers; they are people with deep hatred in the sea of ​​snow; they are messengers from the dark world... But after all, they are just children! The mother was pushed into the sea of ​​fire by her most beloved father... From then on, they embarked on the road of revenge. Mysteries are solved one after another, and conspiracies are ushered in again and again! Can they meet someone on this road who is willing to hold hands with them and grow old together with them?