A Heroic Rescue, and the S-Rank Cleaner Is Forced Into Marriage

From the start, Lu Ran saves Su Zhiyi, a beautiful CEO and an unaffiliated member of Bureau Twelve, and lands himself a lovely wife. He had no leads at all about his long-lost younger sister, but Su Zhiyi's appearance gives him a new clue.

Following the trail, Lu Ran soon discovers that things aren't so simple.

His younger sister, missing for many years, is connected to all sorts of people, including his wife in name only, Su Zhiyi.

As Lu Ran investigates further, one problem after another comes his way, and more and more truths come to light.

At last, when he becomes everyone's target, Lu Ran finally understands.

"So I'm the real villain!"