Love In A Bl Novel?

This story follows to a man named James who really loved to read a Bl romance that was really popular at the time. He was over the top about it, he was in love with the quality and design. But suddenly a whole new text from the author saying "my dear beloved reader, thank you for the support you have given me for the past months, as a thank you gift from me I shall give you the power to control the story from your own decisions and this story will be in your hands. But be careful as those decisions have different predicaments, I hope you choose the right one and continue this story in a happy ending. Thank you again and have fun....".
With this new text the life of James suddenly change directions, will he be able to give this story a happy end or not?