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1) What reason? Was it meant to be - "The door was locked for a reason" maybe?
2) Shipping? And the rest is very confusing. 

4) Companion doesn't sound quite right considering MC is just responsibility and a stranger? He's dead? Maybe something like "absent" will make more sense.

5) What is "It's" and what surface?

6)"Don't bother" or "Don't bother trying" will sound better in the situation .

(Here's just major stuff. Even though i can understand general idea - i was very confused at times. I will see if i can hunt anything else for you later. Hope this helps!)