The supporting character's harem is very normal - Chapter 26: Are you crazy?!

“Huh? There is a data panel? Let’s explode it!”

This is a story of a traveler who became a handyman in a martial arts school and started practicing from Yiqijue.

- Description from novelbuddy

Who says that after rebirth, you have to slap faces, abuse scum, and revolve around enemies and men!Revenge is just incidental! Slapping faces and abusing scum are not the main battlefield of life!After being reborn, of course, you have to live out your own wonderful life, otherwise, it would be a waste of the chance of rebirth.

When Shu Tang, a sickly young woman, fell ill and passed away in the 21st century, she thought she would finally be able to drink a bowl of Meng Po’s soup, take a trip across the Neihe bridge, and not be such a sickly person in her next life.

But, after her soul left her body, forget about Meng Po’s soup, she didn’t even see soup dregs before being transmigrated into the body of a pig!

After being adopted by Fuyu Shangxian, one of the three great immortals and heaven’s peerless beauty, hilarity ensues.

- Description from Novelupdates

The Story of One Continent ~Allison and Wil and Lillia and Treize and Meg and Seron and Everyone Else~ is one final send-off for the long-running series of novels by Keiichi Sigsawa that includes Allison, Lillia and Treize, and Meg and Seron.

As this is a sequel that involves characters from all three series, you are advised to read all of Allison, Lillia and Treize, and Meg and Seron before diving in.