Then Let's Just Make it Weirder

Meet Yenn who thought his life will remain the same, but after
the game Arc of SHION released an announcement that every
player would receive $5 million and a chance to meet the
mysterious creator of the game if they finish 100 Arcs Hell
Mode. After getting the money, he was tricked into signing a
contract to stay in a private island where he met the other
people who had the same date and Jiwoon, his roommate who
was his rival in love and his sworn enemy but then….
Why did Jiwoon raped him?