Nyx Serene Athena

I am stuck, I dunno what to write anymore 

I need helppp, can like someone help me understand how other authors can easily write romantic stories while I'm stuck on my story deciding whether to give them a happy ending or a tragic one ಠ⁠︵⁠ಠಠ⁠︵⁠ಠಠ⁠︵⁠ಠ

Freakin hard to write stories when your mind constantly wonders of then fly's away