Hayate, a boy who lost his beloved dog Norikimaru 10 years ago, was deeply traumatized. Hayate dreams of meeting Rikimaru again someday when he dies, but... One day, he saves a dog from being hit by a car and loses his life. When you wake up in a beautiful meadow with a rainbow over it, Thanks to the power of the goddess, she is reunited with Rikimaru in another world. At the same time, in order to fulfill the goddess's wish to save the world, Going on a journey with Rikimaru...! The strongest pet dog x the weakest me = save the world!? I can't stop being overflowing with "preciousness"!! ︎ A tale of adventure in another world!