He watched

Merlin watched,

Day after day as he came to clean out Arthur's chambers he would see them leave. A different girl each night. His heart would wrench and he would try his best to hold back the tears.

People began to notice as day after day he became broken and hollow. Gwen tried to help but he insisted nothing was wrong.

Every night the tears would keep coming and every day he would keep watching.

And as he slowly broke down...

He watched