After the death of their parents due to a car crash, four siblings: John, Josie, Sophia, and Daniel go to move with their Uncle Felix and his wife Rebecca in their Mansion however; their life becomes a dark journey as they begin to uncover Felix and Rebecca's dark secrets to dark organization "The SunShine Clan" while also meeting new friends in the neighborhood of LakeShire that soon teams up with them in a fierce battle between dark and light.