MAMONO NO HEYA ~6 NEN-BURI NI SAIKAI SHITARA HIKIKOMORI NEET NI NATTEITA SHINYUU NO ONEE-SAN NI SEMARARETE SEIEKI O SHIBORITORARERU HANASHI | MONSTER’S ROOM ~THE STORY OF BEING MILKED BY MY BEST FRIEND'S OLDER SISTER WHO HAD BECOME A SHUT-IN NEET AFTER NOT SEEING HER FOR SIX YEARS
