The Runic Alchemist - Chapter 38: Business

To reward Meng Fan for his bravery before his heroic death, the cosmos rewarded him with a ‘system’, sending him back in time to three months ago, alive.

- Description from Novelupdates

How can life be the same, no matter who you spend it with?Xue Yue got married. To save her brother's life, she sold herself into marriage for 500 yuan.He Lang hadn't been home for several days. He never would have thought that upon returning, he'd find his room occupied, his bed slept in, and... an extra wife.He Lang couldn't wrap his head around it: He wasn't even there, so how was he 'married'? Is anyone going to do anything about this?...Later, “Wife, when are we going to get our marriage certificate registered?”“Weren't you unwilling back then?”“Who was unwilling? Who? Who was it? I'll go beat them up.”“...”

A wise man once said all roads lead to Rome. He didn’t know how right he was.Ripped away from the battlefield, Tiberius and his six thousand Roman Legionnaires unexpectedly find themselves stranded in a foreign land of magic and witchcraft. With no way home, their path forward is obvious: conquer everything in sight.Much to the chagrin of Marcus—the poor, unsuspecting bard who summoned them.But taking over the world is not so easy. In order to stake their claim, the Legion will need to learn how to navigate the strange magics and abilities this new world has granted them. Abilities which, upon closer inspection, may prove the seed for a legend in the making…The dawn of a new empire looms on the horizon. Rome will rise anew as they seize cities, battle armies, and expand their territory across this strange and fantastical world. All the while, Marcus will need to figure out how to mitigate the force of nature he's unleashed upon his woefully unprepared world. That, or simply enjoy the front row seat to an epic in the making. Someone will need to tell the story, and who better aside from him?The die has been cast. The aqueducts are being built. And Rome will once more see glory.

Another entry in what you can call the Proto Harem Series: the books written before the Harem Series that take place in the same world.

It’s about a swordswoman whose student is captured, so she goes to rescue her.