Four homies are chilling after finished college, wondering what next for them until a mystery package was sent to them. What they did not know next will change their lives forever. DISCLAIMER: I DO NOT OWN RWBY OR KAMEN RIDER AS THEY BELONG TO THEIR ORIGINAL CREATORS.

In an alternative reality, a young man named Shoma Kashimiya was running away from Stomach Inc. Using the Door Space, Shouma managed to escaped to Human World. However, the Human World he arrived at was not a good one. There is a monster called, Noise that threatening humanity. Shoma also awaken his power in Human World after eating the snacks. He then decided to using that power to protect human from the Noises and Stomach Inc. ~•~•~•~•~ Disclaimer: This is just a fanfiction story. I didn't own the Kamen Rider Gavv or Senki Zesshou Symphogear either. Some pictures are made using AI. I hope you enjoy this fanfiction crossover story.

BoBoiBoy dan Yaya diberi misi khas oleh Komander Kokochi dan dirahsiakan dari kawan mereka yang lain. "BoBoiBoy, kau yakin ke ni?" "Kalau aku tak dapat, kau maafkan aku eh?" "BoBoiBoy!!! Jangan!!!" "Maafkan aku Yaya..." "Bukan BoBoiBoy ke yang sendiri minta nak jadi superhero? dah lupa ke?" Segala yang dilaksanakan, rupanya memang telah dirancang teliti oleh seseorang. BoBoiBoy hanya boneka semata-mata dalam rancangan ini.