Psyren, Vol. 4 (English, Paperback, Iwashiro Toshiaki)

Don't answer the phone unless you want to...dial into DANGER! Ageha Yoshina just got transported to a warped alternate dimension where you've got to fight your way back to our world--or die trying. Ageha's fully aware of how little he understands his newfound abilities. But when a mysterious millionaire introduces him to a group of Psionist kids who also have powers, his training ramps up and his confidence grows. Has he learned enough to survive? A glimpse into the dark future has him not so sure.