Aww, shame it had to end that way so abruplty. The playfully dominate relationships in gts stories has always been my favorite. I've always preferred them over the cruel stories where tinies are killed daily or instantly abused/abandoned by former partners/family. Seeing as to how she cared for and looked after him  for years in exchange for his devotion and companionship I would've loved to see this story fleshed out more.