Ancient-Era Construction Begins With Daily Sign-Ins

An all-around special agent transmigrates to prehistoric times and becomes the weakest member of a tribe.

People who transmigrate are usually princesses or noble consorts.

So why does she end up a primitive, barely clothed and starving?

Could anyone have worse luck?

[Ding! Your sign-in System is now online.]

Sign in to unlock countless skills and divine artifacts!

She feels instantly revived, and the construction-crazy side of her is burning bright!

Build fortifications, irrigation systems, and farms. Raise cities!

With the sign-in System, she becomes a legendary figure in prehistoric times!

But why does the chief of a certain tribe keep clinging to her?

“Stop working and come have a baby with me!”