Virgin Marriage: A Maiden Voyage Into Passion's Embrace Vol. 4

"EVERY DAY MY HAPPINESS GROWS EVEN MORE."

Kurumi and Keiichirou continue to enjoy married life in and out of the bedroom, their bond growing with each new experience. Now they're off to Keiichirou's sister's house in Yatsugatake, excited to spend some time alone together. However, when they reach the house, they sense a strange presence. Something weird is definitely in the air...