Stanza 2 is it supposed to be I would of or have done (im bad at grammar so maybe I'm horribly wrong lol.
This is a sad write. Trusting someone only to have your trust destroyed is always hard.
This poem is very relatable to a lot of people, who cant relate to being in love and then you find out that the memories you have are destroyed and turned into pain.
Also.You can tell you miss them because of the way you say you would have done anything for them