Responses
Sounds interesting!
Is it this one? I'm sorry I forgot if they were cleaning the library or not but the plot is kinda same
https://www.mangago.me/read-manga/highschool_boys_trapped_in_a_fantasy_world/
OMG THANK YOU SO MUCH THIS IT!!!
Most welcome
someone please help me, i cant remember it fully cuz i always stop reading for months or even years, but from what i can remember their cleaning a library in their school and found magical something book and it made them go in magical word where they have to fight or something everytime they go to sleep help i dont know if thats even the right story but that's all i can remember and badly want to read it