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[Rebirth, multiple heroines, contract system, not the Holy Mother] At the end of the previous life, Kyohei witnessed the school beauty, saint, queen and other destined girls falling like meteors. When the system arrived at the last moment, he chose to be reborn and embarked on the most tyrannical and least understood contract road! "Instead of watching you die tragically, why not swear by the contract and live and die together!" During the day, they are the coldest warriors, sharpening their skills in the mountains of corpses and seas of blood. Night... "Husband... The contract says that this is also part of the 'battle'... It can make me stronger..." It's terrible! It seems that I accidentally protected them in a way that... Seems a little wrong?