Without a single boyfriend in sixteen years, Natsume has zero relationship experience … and it’s all thanks to her super overprotective neighbor—high school teacher, Mikami-sensei!! Whether at home or at school, Natsume is always being manipulated by his strangely overbearing affections. But while it may have seemed like sibling love at first, their relationship soon takes an unexpected turn … !
Mikami-sensei and Natsume continue to maintain their overprotective relationship at school, but carry on as lovers in secret! But lately, Mikami-sensei’s affections have been growing in intensity whenever the two find themselves alone … And on the night of their school field trip, something happens that brings their relationship to a whole new level … ! A thrilling overnight outing filled with love awaits ...