asp.net mvc 5 with portfolio

I have a requirement in asp.net mvc 5

 

I have a main page in that main page. In that main page I need to create portfolio

 

portfolio : 1 2 3 4 5 6 ....

 

link

 

as and this portfolio has to come from database and below the portfolio there should be a link and when i click the link bootstrap modalpopup with multi select checkbox should appear and all the portfolio should bind to that multi select check boxes . when I click that check box that has to be saved in database.

 

 

 

could any one have any idea please give me some suggestions how to do it.