QQ Sweeper v01-v03 (2015-2016)

English translation of the Japanese manga QQ Sweeper (QQスイーパー).
In the old building at their school, a mysterious room has a door that beckons Fumi, even though she shouldn't be able to see it! Kyutaro goes in after her, but will he be able to save her before she's devoured by otherworldly creatures?