If the Look-up field type is Multi select , then how to fetch the records from another form

Say for example Employee Table ( Emp ID, Emp Name, Salary,Email id) with 5 records

I have another  Project table (Project Name, Emp Name,Email, Proj Description)

Here - Project Live Form, My Email is Multi-line &  Emp Name is Lookup - Multi select values.So, if I choose two Employees from the Emp Name field, then it has to display two Emails from Employee Live form.

So, How to fetch two collective data from another form, when using Lookup - MultiSelect type

Kindly assist me , how to do this 

Regards

Prashanth K