Atashi Merry-san. Ima Isekai ni Iruno…….

Naibara Hirokazu left his parent's home in Miyagi to attend university in Tokyo and began living alone in an apartment in Saitama. Soon after moving, he answers a phone call from an unknown number that rings repeatedly, and hears a girl's voice saying

"I'm Mary, I'm at the garbage dump right now... I'm the doll you threw away..."...