What You Missed On Glee

Jesse and Sebastian keep working on getting the New Directions to the top before their year ends. Jamey and Kurt were going to college in New York with Rachel and her group. Sebastian was lost at sea for a few days then coming back with amnesia and a fear of the water. Tina wants to use Sebastian's amnesia to get what she wants and what she wants is Sam, Sebastian's boyfriend.

How will this end for the characters?