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Story by pastelseas
![Love Tunnel - A Grumbo Fanfic [Grian x Mumbo] by pastelseas](https://img.wattpad.com/cover/232725078-288-k474263.jpg)
Love Tunnel - A Grumbo Fanfic [Gri...
Times are changing. While Grian may be moving on to a bigger and better home, there are some feelings he can...
