The "The 100" Season 4 will once again be filled with more adventure and drama as one of the characters, Roan, will become a series regular in the upcoming season. Roan, portrayed by Zack McGowan, will be upgraded to series regular in "The 100" Season 4.
Luna, portrayed by Nadia Hilker, will also be returning in "The 100" Season 4. She will be stronger than Lexa, played by Alycia Debnam-Carey, and will be determined to prove her strength in the upcoming season. Fans would remember that Lexa met her death in "The 100" Season 3.
Murphy, portrayed by Richard Harmon, would then be in close ties with Luna in "The 100" Season 4. However, Luna is still in doubt on whether to trust Murphy or the whole team. There are also many rumors stating that Luna will be helping people to survive the second Apocalypse.
Reports also say that "The 100" Season 4 will see Clarke, played by Eliza Taylor, getting a new love interest. This special someone is rumored to be a person whom she already knows. However, there is still the possibility that the show will introduce a new character to be Clarke's new love interest.
When Lexa died in the past season of "The 100," the responsibility of saving the people from the nuclear threat now lies on Clarke's hands. They will be building caves in order to survive, as going underground seems to be the lone way to survive the Apocalypse in "The 100" Season 4.
Most of the original characters are also reported to return for "The 100" Season 4. The development and production of the new season is already said to have commenced. There are also leaks saying that "The 100" Season 4 will be a lot bloodier than previous seasons. There are also new challenges that the characters would face in order to survive, with the biggest one being Clarke's task to save her people. "The 100" Season 4 is set to premiere on February 1 next year.