​Taiyo, a devastated 18-year-old, plans to join his family in death after they were brutally murdered by a savage space pirate. However, his life takes an unexpected turn when his spacecraft is hijacked amidst deep space. To his surprise, Taiyo finds himself captivated by the enchanting allure of the stunning mercenary Jannis. As he delves deeper into the world of pirates, Taiyo discovers that not all of them are as ruthless as he once believed. Will he succumb to the charm of Jannis, the beautiful mistress of the cosmos? Unveil the secrets of love and adventure in this captivating hentai tale.​