City Strongest Son-in-law

*Five years ago,his whole family were almost slaughtered by enemies.In order to survive he jumped into the ice-cold lake.
Five years later,As the war god who looked down upon this world.He has returned！
With honor he is going to search for his wife and daughter.
With hatred he will investigate the truth! 
Threads of information began to unravel the strange and bizarre events of that year …