After Becoming the Richest Man, I Transformed into Tiga

My name is Zhao Mingcheng, this day. I own more than 50% of the shares of major well-known companies in the world, and instantly became the richest man in the world. But. I couldn't be happier at all. Because. The world was invaded by monsters, and I became the richest man just to give me enough funds to support me in fighting. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.