The Evil King Is a Sycophant, and the Princess Is Not Easy to Mess With.

A detective from another world traveled through time, but encountered a cruel aunt, a troubled aunt, an early death of his biological mother, and a missing younger brother. Fortunately, he had a loving father and a loving brother. He had nothing to do, so he investigated cases and expanded his power. Unexpectedly, he provoked the evil god of fate—— "The surname Su is not nice, how about my surname is Xiao?"