Which Game of Thrones episode does Arya go blind?
Arya goes temporarily blind in the last episode of season 5, entitled "Mother's Mercy"
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request.
### Instruction: Which Game of Thrones episode does Arya go blind?
### Input: 
### Response: Arya goes temporarily blind in the last episode of season 5, entitled "Mother's Mercy"