Nobita's Home Tutor

The episode starts at Nobita's house, Nobisuke Nobi and Tamako Nobi are having a conversation on Nobita's academic skills. Feeling worried, they have no choice but to hire a tutor for Nobita, shocking him instantly. Nobita tries to convince them about hiring a tutor is a bad idea and he even tells them that hiring a tutor is expensive, so he tells them that he's going to try even harder this time. Upstairs, he tells Doraemon that he's going to study, so Doraemon goes outside of his room to do a little of exercising. After a few minutes, Doraemon goes back inside his room and sees Nobita sleeping and proceeds to tell his parents to go hire a tutor right away, but Nobita has a brilliant idea. To save up his school allowance, he will need to call his Middle School self to teach him instead.

After time traveling his house three years later, they go downstairs to find his middle school self only they encounter his parents having the same conversation like last time, after Nobita enters the room they were shocked to see their son in his "elementary form" (due to the fact they're in the different timeline. After retreating back upstairs, Nobita has no choice to write a note on his Middle School Self to come to the present time, instead. After writing the note, Doraemon and Nobita found Middle School Nobita reading his favorite manga, but it is not easy to talk with him. Elementary Nobita tries to give his assignment to his middle school self, but he forces his Elementary self to do the assignment on his own while watching him after showing his Middle school report card which is really bad.

While Elementary self is studying, High School Nobita unexpectedly arrived from the drawer and tells his Middle School self to not play in the past then blames on Middle School Nobita after showing the report card (which is way more worst than Middle School Nobita) as the two little Nobita laughs. High School Nobita shouted and started blaming on his past self and tries to take him, but Middle School Nobita says that they need to blame on Elementary Nobita instead because he started everything. As they're about to blame Elementary Nobita, he said that baby Nobita started this whole mess because that's why they're like this. While the two future self agreed, they time travel back to when they're still a baby and peeks at the corner.After some time to look at their past self, they're unable to discipline him because he's too little. Then, Elementary Nobita had come up with another better idea, which is to blame their parents, instead. Se can see their parents is in shock after seeing three Nobita's. Now, all three Nobita starts blaming their parents about why their grades are so bad and why they never taught them anything in the first place. Even when Doraemon tries to tell them to go back to their present time and admit it over there bad failing grade, and start anew, all 3 Nobita's keeps talking about there problem's from their parents, as the episode ends.