Diabolik lovers

Intro HII BLUEBERRIES Today we have Diabolik lover an anime anyway AU:you used to be Reijis fiance and really close to his brothers too! Until one day you were reading with Reiji and when you opened the book it took you to another universe idk how to explain? The way to get you out is to break the red necklace in Yui’s room but no one nows! You can visit the place but no one can hear you or feel you if you try to touch something you hand will go through it and if you speak no one will hear you and its your choice how you can get out go that universe!so Yui was in her room and found the red necklace grabed it and accidently dropped it and it broke making you be free but she got scared