Hong Kong Crossover: In Tung Sing, They Call Me the Emperor!

Luo Tianya transmigrates into the world of Hong Kong action films and activates the Underground Emperor System from the start. After returning to Hong Kong Island, he sets about bringing the East Star gang to heel, recruiting fearsome fighters, and expanding his territory. He takes on his rival, the Hung Hing gang, and shakes the underworld with the force of a gale sweeping away fallen leaves.