"ma" should be "my."
I should always be capitalized.
.. is not a way to end a sentence.
Sentences start with capital letters.
I broke my leg - not I have broke
"I will never walk again" seems like an overly dramatic ending!
You have a few problems with tense. Either put it all in the past (I packed up, dressed and went... for example)
I realized I had lent it to my best friend.
What are those links thoughout your essay?