Steins;Gate 0: Valentine's of Crystal Polymorphism -Bittersweet Intermedio-

Special episode included in the last of the nine Blu-ray/DVD volumes. The story is set a few months after the last scene of the television series. On a calm day in Akihabara, Okabe and the other laboratory members are invited by Feyris to go to America. Mayuri and the rest are planning to reunite with Kurisu, who had come back to an American laboratory. A few days later, Okabe's mad scientist persona Hououin Kyouma arrives alone at the airport in Los Angeles, where he may be taking the first step to leading the world into chaos. (Source: Anime News Network)

On Valentine's Day, Tohru attempts to give Kobayashi some chocolates containing a love potion, but she quickly sees through her plan. However, Kobayashi ends up eating some of it after mistaking it for chocolate Kanna received, although the love potion gets cancelled out by some alcohol that was included in the chocolate. Later, Makoto invites everyone on a trip to a hot spring inn, where Tohru gives Kobayashi some regular chocolates. Note: Unaired episode 14 included with the volume 7 BD/DVD release of Kobayashi-san Chi no Maidragon.

The eccentric, self-proclaimed mad scientist Rintarou Okabe has become a shell of his former self. Depressed and traumatized after failing to rescue his friend, he has decided to forsake his mad scientist alter ego and live as an ordinary college student. Surrounded by friends who know little of his time travel experiences, Okabe spends his days trying to forget the horrors of his adventures alone. While working as a receptionist at a college technology forum, Okabe meets the short, spunky Maho Hiyajo, who later turns out to be the interpreter at the forum's presentation, conducted by Professor Alexis Leskinen. In front of a stunned crowd, Alexis and Maho unveil Amadeus—a revolutionary AI capable of storing a person's memories and creating a perfect simulation of that person compl

Alternate 23rd episode of Steins;Gate, which leads into the story of Steins;Gate 0. Included with the Steins;Gate Complete Blu-ray Box. The main difference between this episode and the original episode 23 is that Okabe does not receive the Movie Mail from his future self, due to Mayuri begging Suzuha to stop relying on Okabe to prevent World War Three. By not opening the Movie Mail Okabe does not find out about Operation Skuld and is unsuccessful in averting both Kurisu's death and World War Three, thereby leading into the story of Steins;Gate 0

Valentine's Day is approaching; Hosaka is still trying to express his love to Haruka by cooking, cross-dressing Mako-chan fears to be found out, Kana-"sensei" teaches the other girls how to "win" Valentine's Day, and Fujioka is desperately trying to receive Kana's chocolate.

After a year in America, Kurisu Makise returns to Akihabara and reunites with Rintarou Okabe. However, their reunion is cut short when Okabe begins to experience recurring flashes of other timelines as the consequences of his time traveling start to manifest. These side effects eventually culminate in Okabe suddenly vanishing from the world, and only the startled Kurisu has any memory of his existence. In the midst of despair, Kurisu is faced with a truly arduous choice that will test both her duty as a scientist and her loyalty as a friend: follow Okabe's advice and stay away from traveling through time to avoid the potential consequences it may have on the world lines, or ignore it to rescue the person that she cherishes most. Regardless of her decision, the path she chooses is

On the day of the Tanabata festival, Shidou Itsuka happens to meet the eerie Kurumi Tokisaki, who proceeds to ask him out on a date. Although nervous, Shidou accepts the offer. The two spend their time visiting a planetarium, buying food at the festival, and trying out a mock wedding ceremony. Meanwhile, Shidou's friends—Tohka Yatogami, Yoshino, and Kotori Itsuka—are looking for him, while also enjoying the festival themselves. As Shidou spends the day with Kurumi, he begins to notice an unexpected softer side of her. He knows that Kurumi is infamously called the "Worst Spirit," but the girl standing before him is a gentle soul. However, as the day draws to a close, Shidou finally begins to understand the truth behind it all. Note: Unaired 11th episode of the TV series

Anime shorts created in collaboration with IBM. Episode 1: Cooking-hen Episode 2: Navigation-hen Episode 3: Fashion-hen Episode.4: Kaigi-hen (Source: Anime News Network)