A Love Ice Box

Episode starts at Nobita walking to Shizuka's house, until she saw her heading to Dekisugi's house and decided to spy on them. Overheard of Dekisugi is going to treat her for a snack, he went home with a depressed face this afternoon. He saw Gian and Suneo, but says "Hi and Goodbye" at the same time and continues to walk back home slowly. Back home, he tells Doraemon that he heard it 100% about Dekisugi and Shizuka inside the house earlier. Then Doraemon replies the "wrong answer" saying that it's not Shizuka's fault if she likes Dekisugi more than Nobita, causing Nobita's aura to grow darker while sitting in the corner feeling depressed and apologizes. He tells him not to think of that too much, but still Nobita is still depressed after what happened earlier and what Doraemon said to him too. He had no choice but to take out, Love Ice Box. He shows the gadget to him, but still sad again. He pushes Nobita out of the corner and tells him to cheer up. He explains the gadget of how it actually works. It says that the Love Ice Box is mostly used in the future and when a person said "I Love You", it will play a background music that will lighten up the mood of a person. When you use the mic to record saying "I am...." the heart Ice cube will formed and you put it in the freezer to harden. When it's done, you give to any person and it will play a love sentence on that person and it will instantly fell in love at you, but the effect won't last really long. He records his voice, causing one heart to formed meaning it's ready to put it inside the freezer. However at Tamako, the delivery man asked for a glass of water and when she saw the Love Ice Box thinking it was a beautiful "ordinary" Ice cube and gives it him, causing Nobita's voice to play from the Ice Cube, freaking the delivery man out and runs away. During the night, he starts thinking about his plan on how to place the Ice Cube undetected on Shizuka and he tells Doraemon he will wake up really early the next day.

Apparently he didn't next morning, he's almost late for school again with his Love Ice Cube with him. During class, the Love Ice Box is hiding under his desk and suddenly the Ice cubes is starting to melt even though he didn't do anything to it. Sensei wants to know what's under his desk because of the sound, but even Nobita tries not to look inside, but it's too late, the Ice Cube triggered on his own teacher. As soon as the class is over, he runs really fast and still trying to figure out how to put the Ice Cube undetected. However, he runs so fast causing him to trip and 9 Ice Cubes fell on the floor. He retrieve only 1 ice cube, then his classmates looked at Nobita causing them to fell in love while chasing him. He hides right beside the locker and sighs in relief. While looking for Shizuka's locker, Dekisugi arrives to get his stuff from his locker and Nobita successfully put one Ice cube inside while grinning his teeth. He goes outside and find Doraemon and tells him to wait for Shizuka. Meanwhile at Shizuka, she goes to her locker and goes outside. Doraemon and Nobita noticed that she wasn't affected by the Ice Cube so they checked inside again and noticed that he put the Ice Cube on Gian's locker, instead. Episode ends with Gian falling in love with him and chases Nobita because of the Love Ice Cube effect, while everyone else is outside watches them.