The Secret War God Son-In-Law

He is "Asura", Lord of the War God Temple. He entered the Yates Family as a son-in-law, regarded as useless. She is the CEO of Yates Group, who defends him, unaware of his true identity as the legendary War God. When the people he protects are threatened by rich young masters and family conspiracies, the hidden War God draws his sword. With golden needles and iron fists, he proves his strength.