Takanashi-kun wo Itometai - "Dohonmei Kon" suru Tame no Mesuryoku Kouza

Here comes the secret lesson to become his "true love"!　Nao Suzaki, an apparel worker in her twenties, has been losing marriage activity parties in a row. One day, her classmate and ace partner, Kotoriyu-kun, is coming back from an overseas assignment! Nao is worried that she can't appeal to him properly, but the proprietress of a kappo restaurant she visits teaches her a "technique to set men's hearts on fire"...?