Reign season 4: Episode 15, what will happen?

Episode 15 of Season 4 of Reign will be the penultimate of the series. Then discover what awaits you in “Blood in the Water”!
In Episode 14 of Reign’s Season 4 , Elizabeth lost Gideon when she had just united with him symbolically. The Queen of England is annihilated by this death which she very quickly understands as being an assassination. Will she discover that Narcissus is hiding behind all this in order to avenge the death of poor Lola? In any case, if we are to believe the synopsis of episode 15, which will be broadcast Friday, June 9 on the CW , Elizabeth will discover that someone of its close circle is the cause of the death of Gideon. We have every reason to believe that her suspicions will be on Jane since we have reason to believe she has plotted against Elizabeth from the beginning.
Meanwhile , in Scotland, it will be time for Mary to give birth and the birth of her heir could well cause her to lose . First, Darnley will continue to plot against his wife, his growing madness. He will be persuaded that Mary is trying to take her son away. In addition, the life of the queen will be directly endangered because of complications during childbirth. As you can see on the promo video of episode 15, above, Mary’s health will be in danger and we can hear the cries of Lord Bothwell at her side trying to revive her. Will Mary survive the birth of her first child? And if yes, Will she be able to protect him from the evil actions of Darnley? Things will accelerate in the series since this will be the penultimate episode and we will be able to discover how it all ends on June 16th in Reign’s final series . What do you think ?