Hiroki, a legendary warrior struggles in modern times when there is nothing legendary left to do. He is gifted with enormous strength and powers but is unable to hold back his strength in daily life, and so, he messes up everything he tries to do. He is hated by his son for being useless. But his powers prove useful when an old enemy threatens his family. His extreme love for his family motivates him to break all limits. He can go to any extent to save his loved ones.