Common mate.
If they are a silver deep looking line then thats stretch marks. In the end that will go to a narrow looking white.
To be honest there is not much you can do, although with the Cocoa butter may be of help.
Lazer surgey can be carried out, but at a cost........... unless you can convince your Dr that they are making you feel so bad that you dont want to go out, cant meet people just incase they were to see them..... lay it on thick and you may get it done through the NHS! A friend of mine had a boob job through the NHS, her excuse, well it was very bad, she said she felt she could not carry on with life as she felt so low..... but she got them done!