Marvel’s Agents of S.H.I.E.L.D. returns to ABC on September 29 at 9pm ET and a synopsis as well as some photos from the episode have been released by ABC. The season three debut is titled “Laws of Nature” and here’s the description:

When Coulson and the team discover a new Inhuman, S.H.I.E.L.D. comes face to face with another organization searching for powered people. And still reeling from Simmons’ dramatic disappearance, Fitz goes to extreme lengths to try to learn how to get her back.

The episode also debuts Matthew Willig as the Inhuman Lash. Lash is a relatively new character to the Marvel comic universe, debuting in 2014 in Inhuman #1. His powers included Energy Conversion/Absorption/Manipulation, and he can create an energy shield. The character is in conflict with the traditional Inhumans led by Queen Medusa and Black Bolt. He traveled the world recruiting recently turned Inhumans dubbed NuHumans. It is unknown what his role will be on the television show.

And here’s the photos released by ABC.

MARVEL’S AGENTS OF S.H.I.E.L.D. – “Laws of Nature” – “Marvel’s Agents of S.H.I.E.L.D.” returns for an action-packed third season on TUESDAY, SEPTEMBER 29 (9:00-10:00 p.m., ET) on the ABC Television Network. On the season premiere episode, “Laws of Nature,” when Coulson and the team discover a new Inhuman, S.H.I.E.L.D. comes face to face with another organization searching for powered people. And still reeling from Simmons’ dramatic disappearance, Fitz goes to extreme lengths to try to learn how to get her back. (ABC/Kelsey McNeal) JUAN PABLO RABA

MARVEL’S AGENTS OF S.H.I.E.L.D. – “Laws of Nature” – “Marvel’s Agents of S.H.I.E.L.D.” returns for an action-packed third season on TUESDAY, SEPTEMBER 29 (9:00-10:00 p.m., ET) on the ABC Television Network. On the season premiere episode, “Laws of Nature,” when Coulson and the team discover a new Inhuman, S.H.I.E.L.D. comes face to face with another organization searching for powered people. And still reeling from Simmons’ dramatic disappearance, Fitz goes to extreme lengths to try to learn how to get her back. (ABC/Kelsey McNeal) JUAN PABLO RABA

MARVEL’S AGENTS OF S.H.I.E.L.D. – “Laws of Nature” – “Marvel’s Agents of S.H.I.E.L.D.” returns for an action-packed third season on TUESDAY, SEPTEMBER 29 (9:00-10:00 p.m., ET) on the ABC Television Network. On the season premiere episode, “Laws of Nature,” when Coulson and the team discover a new Inhuman, S.H.I.E.L.D. comes face to face with another organization searching for powered people. And still reeling from Simmons’ dramatic disappearance, Fitz goes to extreme lengths to try to learn how to get her back. (ABC/Kelsey McNeal) JUAN PABLO RABA

MARVEL’S AGENTS OF S.H.I.E.L.D. – “Laws of Nature” – “Marvel’s Agents of S.H.I.E.L.D.” returns for an action-packed third season on TUESDAY, SEPTEMBER 29 (9:00-10:00 p.m., ET) on the ABC Television Network. On the season premiere episode, “Laws of Nature,” when Coulson and the team discover a new Inhuman, S.H.I.E.L.D. comes face to face with another organization searching for powered people. And still reeling from Simmons’ dramatic disappearance, Fitz goes to extreme lengths to try to learn how to get her back. (ABC/Kelsey McNeal) JUAN PABLO RABA

MARVEL’S AGENTS OF S.H.I.E.L.D. – “Laws of Nature” – “Marvel’s Agents of S.H.I.E.L.D.” returns for an action-packed third season on TUESDAY, SEPTEMBER 29 (9:00-10:00 p.m., ET) on the ABC Television Network. On the season premiere episode, “Laws of Nature,” when Coulson and the team discover a new Inhuman, S.H.I.E.L.D. comes face to face with another organization searching for powered people. And still reeling from Simmons’ dramatic disappearance, Fitz goes to extreme lengths to try to learn how to get her back. (ABC/Kelsey McNeal) ANDREW HOWARD, JUDE B. LANSTON

MARVEL’S AGENTS OF S.H.I.E.L.D. – “Laws of Nature” – “Marvel’s Agents of S.H.I.E.L.D.” returns for an action-packed third season on TUESDAY, SEPTEMBER 29 (9:00-10:00 p.m., ET) on the ABC Television Network. On the season premiere episode, “Laws of Nature,” when Coulson and the team discover a new Inhuman, S.H.I.E.L.D. comes face to face with another organization searching for powered people. And still reeling from Simmons’ dramatic disappearance, Fitz goes to extreme lengths to try to learn how to get her back. (ABC/Kelsey McNeal) JUAN PABLO RABA, JUDE B. LANSTON, ANDREW HOWARD

MARVEL’S AGENTS OF S.H.I.E.L.D. – “Laws of Nature” – “Marvel’s Agents of S.H.I.E.L.D.” returns for an action-packed third season on TUESDAY, SEPTEMBER 29 (9:00-10:00 p.m., ET) on the ABC Television Network. On the season premiere episode, “Laws of Nature,” when Coulson and the team discover a new Inhuman, S.H.I.E.L.D. comes face to face with another organization searching for powered people. And still reeling from Simmons’ dramatic disappearance, Fitz goes to extreme lengths to try to learn how to get her back. (ABC/Kelsey McNeal) ANDREW HOWARD, JUDE B. LANSTON

MARVEL’S AGENTS OF S.H.I.E.L.D. – “Laws of Nature” – “Marvel’s Agents of S.H.I.E.L.D.” returns for an action-packed third season on TUESDAY, SEPTEMBER 29 (9:00-10:00 p.m., ET) on the ABC Television Network. On the season premiere episode, “Laws of Nature,” when Coulson and the team discover a new Inhuman, S.H.I.E.L.D. comes face to face with another organization searching for powered people. And still reeling from Simmons’ dramatic disappearance, Fitz goes to extreme lengths to try to learn how to get her back. (ABC/Kelsey McNeal) ANDREW HOWARD