Elya, 20, is a student and a future ecologist. One day, Matvey, the head of a construction company, came to her university to discuss the development plan for an old forest park. Elya did not hesitate to crush his project. Matvey is very interested in girls' confidence, And used his usual influence method - he just tried to ; purchase She, but Elya doesn't need a sponsor. Then, Matvey was surprised by her indestructibility and placed a bet on Elya: romantic seven days according to his rules. If the girl still decides to leave after that, he will refuse to build a skyscraper in the forest park. When Matvey really paused design work, she agreed. Elya thinks she's a bit like the movie 'Beautiful Woman' The female protagonist in, but it turns out that Matvey is not the person she imagined.
OVA《排球少年!! 陆 vs 空》与第4期并行推出，于2020年1月22日发售。 1】排球少年!! 陆 vs 空 2】排球少年!! 球之“道” 春季高中排球宫城县预选，乌野高中在与白鸟泽学园高中的激斗中胜出，决定参加全国大赛。
