"This is Us" Season 1 is expected to reveal the details surrounding Jack's death, as the NBC drama is nearing its season finale. In a recent update, Mandy Moore has seemingly dropped a big hint about the show's finale episode. Will there be a major character death?

This article contains spoilers. Continue reading if you wish to learn more about the story.

"This is Us" Season 1 spoilers reveal that the details surrounding Jack's death - whether it was an accident or illness - will be unveiled during the NBC series' finale episode. While many fans have been anticipating this big reveal, Mandy Moore's latest post on Instagram has sparked a ton of speculations online.

The said photo shows the "This is Us" Season 1 cast filming the show's finale and most of them appear to be wearing black. This led to speculations among fans and viewers that there will be a major character death in the finale.

However, Moore was quick enough to clarify that no one in the photo was wearing black and it only seemed that way because of the lighting conditions. The actress also reassured viewers that the scene for the "This is Us" Season 1 finale is for Kevin's play and not a funeral.

Meanwhile, TVGuide.com discusses the conditions surrounding Jack and Rebecca's marriage. As seen in the latest episode of the NBC freshman series, fans saw a glimpse into Jack and Rebecca's life as a married couple.

In the said episode, Jack can be seen making an effort to keep things between his and Rebecca's relationship better. However, during this episode of "This is Us" Season 1, Rebecca spoils the mood and tells him about her offer to go on an east coast tour for five years.

The publication notes on the possibility that Jack and Rebecca's marriage either ends up in a divorce or their marriage ends because of Jack's death. More on their relationship is expected to be shown in "This is Us" Season 1 finale.