Last Embryo – Side Story Compilation is a web novel in Japanese written by Tatsunoko Tarou that serves as a compilation of various side stories and arcs from the popular series Mondaiji-tachi and Last Embryo. The novel delves into a mix of genres including action, adventure, fantasy, martial arts, mystery, shounen, and supernatural elements, offering readers a diverse and engaging narrative. With themes such as animal characteristics, folklore, godly powers, magic, mythology, parallel worlds, and special abilities, Last Embryo – Side Story Compilation provides an immersive reading experience for fans of intricate storytelling and fantastical worlds.