Hank and Nick are set to tackle a case about aging, with Wesen taking advantage of aging in "Grimm" season 5 episode 15. Also, there are talks that the series' season 6 is going to be cancelled.

"Grimm" season 5 episode 15 is entitled "Skin Deep." According to Spoilers Guide (via TV Line), the episode will see Nick and Hank in a mysterious case, as they will encounter a pretty young lady who oddly became old overnight and then died. As per the publication, the said incident will lead the duo's investigation

According to Christian Today, Wesen is responsible for the mysterious death of the young lady. As per the publication, it is Wesen who will utilize the fountain of youth for his personal benefit, which leads to the danger of others' lives. It is revealed that he also projects himself as a dermatologist and lures young women to using a beauty product he that promises them not experience aging for years.

In order to stop Wesen from killing more women for his own advantage, Hank and Nick are set to ask Rosalee's help to meet the doctor and confirm that he is the mastermind behind the unlawful act. In line with stopping the perpetrator, Monroe attacks Wesen, turning his face into a tentacle cluster.

Episode 15 will also see Adalind deal with the recurrence of her abilities. She is going to tell Nick about it, along with her private meetings with Renard about Diana.

In other news, "Grimm" season 5 might be the final season for the NBC series, Lawyer Herald reported. As per the publication, it is due to the series' progressively decreasing ratings, which imply that the show does not appeal to the viewers.

"Grimm" season 5 episode 15, "Skin Deep," is set to air on Apr. 1 on NBC.