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Master-Servant Vow
Shinmai v10 002
Information
Name Master-Servant Vow
Kanji 主従誓約
Rōmaji Shujū seiyaku

Master-Servant Vow (主従誓約 Shujū seiyaku) is what exists beyond the Master-Servant Contract.

Description

Purpose

The vow ties master and servant together forever, and significantly boosts the power of a master as well as their servants. There are several conditions required for changing a Master-Servant Contract into a vow:

  1. The original contract has to reach its maximum possible state.
  2. Servants have to be willing to devote all of their heart as well as their body eternally to their master