Episode 01 :-  Ben 10 Returns, Part 1
In Episode 01 , Ben is a 15- year old and he is living a normal life after removing omnitrix . Ben visits to grandapa Max and finds a message about omnitrix that he has taken it Ben searches for omnitrix and he founds it in his bedroom . Ben meets Gwen to consult about this matter but they are confronted by Plumber Magister Labrid who is investigating in finding Max . They start to work together and find out the deal between the Kevin Levin and the forever Knights but they are caught and during the battle Ben recalibrates Omnitrix and uses it again.

Episode 02 :-  Ben 10 Returns, Part 2
In Episode 02 , Ben , Gwen and Kevin defeats the dragon forever knight but Labrid is critically wounded. Ben and Gwen asks for Kevin help for the mission of Highbreed Aliens . They trace the presence of Grandpa Max and infiltrate the facility and destroy all the aliens.

Episode 03 :-  Everybody Talks About the Weather
In Episode 03 , Ben , Gwen and Kevin continues to start the search of Grandpa Man . They receive a signal from a plumber batch . from Grover’s Mill . They meets Alan there who is half human and have powers like heatblast . He was escaping from police and Ben helps him soon they find out the weather storm activity which was done by the Highbreed Aliens . Aliens appear from their secret base and Ben , Gwen, Kevin with Alan destroy the Highbreed Aliens weather machine .

Episode 04 :-  Kevin's Big Score
In Episode 04 , Kevin meets his old friend Argit , who supply the technology to Kevin which he needs Kevin steals Max’s rest Bucket for the bargaining but Argit after seeing Rest Bucket technology deceives Kevin and steals Rest Bucket for himself . Kevin , Ben and Gwen chases for Rest Bucket and take it from Argit . He runs away from Ben and Gwen to settle his old matter with Vulcanus.

Episode 05 :-  All That Glitters
In Episode 05 , Ben and his team is looking for other new plumber kids one night he saw a powered man who is named Michael Morning star who saves a girl from a car accident . Michael tells Ben about the strange behavior of the girls . Soon they find out about all the problem and the reason was only Michael who also Zombified the Gwen by his powers.

Episode 06 :-  Max Out
In Episode 06 , Gwen’s Ken is gone missing Gwen asks for Kevin help and they with Ben went to town Santa Mira where Ken was stayed last Ken is infected with Xenocyte , a parasite that mutate humans into DN-Aliens but Ben helps him and take off the parasite . Soon they discover a large army of DN-Aliens and they also find out Grandpa Max who was fighting DN-Aliens boss . Max uses Null Void projector and destroy all the parasites and himself.

Episode 07 :-  Pier Pressure
In Episode 07 , Gwen convinces Ben to take out his crush Julie Yamamoto on a Date to a fair where a ship is crashed from which an Alien like upgrade attacks Ben due to Om nitrix . The Alien kidnaps Julie and take it to the crashed where a Galvanic Mecamorph was stuck and ship was on self distruct ode Ben rescues Mecamorph and the alien pet is given to Julie named  ‘Ship’

Episode 08 :-  What Are Little Girls Made Of
In Episode 08 , Ben , Gwen and Kevin was on his favorite spot of fishing where Gwen sees an old woman who keeps the Aura flowers at Max’s Tennyson memory . Ben and Kevin saw this and they again come at night and fights that old woman . they were saved by Gwen magical power . Old woman was shocked seeing her powers and told them that she is her grandmother Verdona and she promises to meet them next time . At Gwen’s home she reveals everything and offers Gwen to be an anodite .

Episode 09 :-  The Gauntlet
In Episode 09, After facing off the robot Tecahadon Ben team, Kevin takes the hand of Tecahadon and keeps it in Car Trunk. Ben old colleagues who are jealous of Ben see Kevin Car outside a restaurant and they pushes down the Kevin's car from the hill and they got the Tecahadon hand. Cash takes it and wears it. Slowly, Slowly Tecahadon hands to take control over the Cash and corrupts his mind. J.T. talks about this to Ben and he take off the Hand and save Cash.

Episode 10 :-  Paradox
In Episode 10, The team noticed a strange creature in Los Soledad. The creature is a aged such that whatever he touches it goes with timely fast according to that time this means it becomes more aged. A Professor is seen there who can control time. His name was Paradox and the creature was his assistant and now he has to stop the experiment through which he was become that creature in past.

Episode 11 :-  Be- Knighted
In Episode 11, Kevin arranged a meeting between Knights and Ben so that Ben can help Knights in killing the dragon which was kept in underneath for more than 1000 years. The dragon escapes from the Knights Prison, Ben notices that he wants to speak and communicate with them so they help him by an alien translator machine and they departs him to his planet by his spaceship.

Episode 12 :-  Plumbers Helpers
In Episode 12, Two aliens named Manny-A Tetramand and female human Kineceleran named Helen Wheels are capturing the DN Aliens and drop them In Null Void using Null Void Projector. They Kidnap Kevin to put Gwen and Ben with Kevin in Null Void as they think they are DN Aliens.

Episode 13 :-  X=Ben+2
In Episode 13, The Daughter of Incursean Emporer Milleous Attea is captured by Seven Seven. Milleous warned the earth that earth will be destroyed if her daughter not returned. Ben sets to find her captured daughter and uses his Strangest alien Alien-X.