The newly-married Young Wife, the Tsubomi lived with a husband happily. One day one man moved in to the neighboring old apartment. Be Kudo of the class teacher whom Tsubomi had a crush on for school days. Next day, the Tsubomi serve as a reencounter with Kudo in front of an apartment, and have relations without being able to finish declining it. A feeling swings between the man whom I had a crush on with a beloved husband…. A tangle of the Tsubomi is beginning Marumaru