angel!neul x devil!bin but they both have boypussy BONUS POINT if their slick have effects on eachother like neuls slick makes bin more calm but bins slick makes neul more evil iykwim also angel neul has religious guilt and fears for his life and purity when maintaining his relationship w devil bin and that makes him cry during sex like the sadness of having your purity taken and the pleasure that bin makes him feel are way too overwhelming so it makes him feel like a dirty sinner, nd bin is determined to take and make that precious angel only his, to destroy his innocence and live their sinful love eternally 🐜🐜🐜🐜