Yuna and Akari are two high school girls with very different views on love: Yuna dreams about romance through rose-coloured glasses, while Akari is down-to-earth and practical. Meanwhile, high school boys Kazuomi and Rio also have different views on love: Kazuomi is an airhead who can't grasp the concept of love, while Rio grabs onto any confession as an opportunity—so long as the girl looks cute. Will these four classmates end up leading a youthful romance that meets their expectations? (Source: MAL News)

Deep in the Ararat Mountains of Turkey, a secret organization known as ARCAM has found what is believed to be Noah's Ark. However, the U.S. Machine Corps., a rogue organization of the Pentagon, wants to take over the Ark as a means of global supremacy. Only a special ARCAM operative known as a Spriggan stands in their way. Japanese Spriggan Yu Ominae teams up with French Spriggan Jean-Jacques Mondo to combat members of the U.S. Machine Corps. led by Col. MacDougall—a genetically-enhanced boy with deadly psionic powers. However, they must act fast and stop MacDougall before he uses the Ark for his own agenda. (Source: ANN)

Mage's Association members Rin Toosaka and Luviagelita "Luvia" Edelfelt are tasked with finding and retrieving seven Class Cards, medieval artifacts containing the life essence of legendary Heroic Spirits. To aid them in their mission, they are granted the power of Ruby and Sapphire, two sentient Kaleidosticks that would enable them to transform themselves into magical girls and drastically increase their abilities. However, the two mages are on anything but good terms, prompting the Kaleidosticks to abandon them in search for new masters. They stumble upon two young schoolgirls—Illyasviel von Einzbern and Miyu—and quickly convince them to form a contract. With their new powers and responsibilities, Illya and Miyu set forth to collect all the Class Cards. [Written by MAL Rewrite]

Legend tells that when the Earth was destroyed, the great clockmaker Y made a replacement from cogs and gears. Naoto Miura is a young boy who aspires to be a great clockmaker. However, despite his unique talent—sensitive hearing that can immediately understand clockwork mechanics from noise alone—he has made little progress. But this changes when a coffin falls from the sky into his apartment, revealing RyuZU, a female automaton forged by Y himself. News of RyuZU's arrival brings Marie Bell Breguet, the gifted heir of a distinguished line of clockmakers, and her cyborg bodyguard Vainney Halter into Naoto's life as well. When she and Naoto both become embroiled in an action-packed battle for their lives, they discover an uncomfortable truth: the clockwork planet that humanity has lived on for over a millennium is beginning to break down—a secret that many people will kill to protect. [Written by MAL Rewrite]