"Fallen Seeds" is a sci-fi visual novel with datе sim elements that follows the adventures of Evod, a special agent of the Earth Empire, during his mission on the enigmatic planet of Ulthar, inhabited by zoomorphic extraterrestrial beings known as Chimy.

Players will join Evod as he embarks on his mission and discovers that the vibrant resort planet has a darker side. The planet harbors an Anomalous Zone, a mysterious and perilous area that becomes the subject of numerous investigations and the intersection of powerful Galactic forces' interests. Amidst a complex web of political intrigue, players must decide who to befriend and who will stand as their adversary. They will navigate what Evod is willing to sacrifice on his quest for truth and whether he is prepared to confront his long-forgotten past.

The game has multiple roots and endings and features five heroines, with the possibility of developing romantic relationships with one of them.