This story is a sequel to Light and Dark

Following Tirek's defeat, Twilight Sparkle has reformed and is now the Princess of Friendship. Now she is spending her time spreading the magic of friendship across from Equestria while further proving her redemption to everypony and that she truly deserves her newly established power and position through the adventures she and her friends face during the events of Season 5 of Friendship is Magic onwards.

Queen Chrysalis and her changeling army have been defeated but it came at a price as Twilight Sparkle hurt and betrayed by her brother, friends, and mentor for abandoning them runs away only to loss her life after an unfortunate accident occurred on the way home.
Shortly afterwards, a new mysterious unicorn comes to town trying to settle down in Equestria yet unbeknownst to any pony she secretly has sinister plans up her hooves with a hidden agenda to take over Equestria.