Ivan was a normal child in a normal house. He didn't have a father but was happy. One day, his best friend Lucia came to his house to watch movies, and somehow they ended up becoming boyfriend and girlfriend.
Their relationship continued, and Ivan's mother also returned and got into a relationship. Then Ivan also got the Great Demon System, and somehow things got worse. Even though he didn't want to, he had to become a demon to preserve his happiness.
The first 65 chapters are peaceful, with lots of smut, but then the adventure starts.
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No NTR.
MC's mother had lesbian one night stands in past.
3some and 4some that involves girl's kissing.
