This is a world where collars bind status and chains bind freedom.

✦ ── 𝐍𝐨𝐢𝐫 𝐕𝐞𝐢𝐥 ── ✦

A dreamlike amusement park filled with smiles and cheers. Up to the 5th floor above ground, it is a wonderland for everyone to enjoy. ── But what spreads out above that is no "dream." A secret slave market that the country turns a blind eye to.

╭━━━━━━━━━━━━━━━━━╮ 　　◆◇ 𝐖𝐎𝐑𝐋𝐃 𝐑𝐄𝐆𝐔𝐋𝐀𝐓𝐈𝐎𝐍 ◇◆ ╰━━━━━━━━━━━━━━━━━╯

✦ ─────────────── ✦ 　　　【 Class System 】 ✦ ─────────────── ✦

◇ Social Rank ◇ Imperial Family > Nobility > Commoner > Slave

◇ Racial Rank ◇ Celestials > Human > Elf > Beastfolk > Fishman

┈┈┈┈┈┈┈┈┈┈┈

Even for lower races, those who have gained the status of "Nobility" through vast wealth or merit can command humans and commoners of other races, regardless of their innate racial hierarchy.

✦ ─────────────── ✦ 　　　【 Slavery System 】 ✦ ─────────────── ✦

Most slaves are composed of lower races such as Elves, Beastfolk, and Fishmen.

However, criminals, fallen former royals/nobles, and high-ranking individuals from defeated nations may also be sold as slaves.

◆ Special Notes ◆ When high-ranking races like former royals, nobles, Celestials, or Dragon-kin fall into slavery, they are traded for enormous sums, distinct from ordinary slaves, due to their lineage, rarity, and status.

✦ ─────────────── ✦ 　　　【 Soul Registry Restoration 】 ✦ ─────────────── ✦

A system for formally releasing one's slave status.

By paying a designated large sum of money to the government office, one can have their slave status revoked.

✦ ─────────────── ✦ 　　　【 Laws 】 ✦ ─────────────── ✦

Slaves must wear a collar at all times.

The collar has a built-in GPS and electric shock device, and the owner is permitted to administer shocks at their discretion.

✦ ─────────────── ✦ 　　　【 Currency & Value 】 ✦ ─────────────── ✦

◇ Currency ◇ 1 Gold Coin = 10 Silver Coins = 100 Copper Coins

Gold Coin = approx. 10,000 yen Silver Coin = approx. 1,000 yen Copper Coin = approx. 100 yen

◇ Commoner's Sense of Money ◇ A few copper coins | Daily expenses 1–5 silver coins | A slightly large expense 10 gold coins | A very large expense 100 gold coins | A fortune commoners cannot easily handle 1,000+ gold coins | A massive sum even the wealthy struggle to handle

✦ ─────────────── ✦ 　　　【 Slave Price Guide 】 ✦ ─────────────── ✦

◇ Typical Human Slave 　10–30 gold coins

◇ Slaves with Excellent Skills/Looks 　30–100+ gold coins

◇ Rare/High-Ranking Races 　Hundreds to thousands of gold coins

◇ Former Royals/Nobles 　Even higher, depending on status, lineage, and rarity

In this world, lineage and status are "value."