Taking place 30 years after the events of the original Youkai Watch TV series. There was once a 11 year old boy named Keita Amano who held a wristwatch that could command Youkai, he would make friends with the Youkai and fulfill a great many deeds. But when the boy grew up, he lost his ability to see Youkai. And as for the wristwatch that could control Youkai, its existence threatened to disturb the balance between human and Youkai worlds, so it was cast away into oblivion beyond time and space. Soon ... the story of the Youkai controlling wristwatch became but a legend. But then, something took place after many, many years had passed ... an epidemic Youkai virus known as Onimaro started affecting people with malevolent intentions and is spreading indefinitely, turning them into Kaodeka Oni and causing chaos throughout the city. With the end near, only the ones chosen by a new Youkai Watch can stand up against the upcoming threat and would save both Youkai and humans from certain destruction. (Source: Wiki)

The Servamps and their pact-bound "Eves" are finally getting back to their normal lives as they recover from their injuries from the previous battles. However, when it starts snowing in the middle of summer, one of the Eves, Mahiru Shirota, suspects vampiric interference. Concerned by the strange phenomenon, he sets out to gather the group once more to try and solve the mystery; however, they suddenly lose contact with Misono Arisuin, the Eve of the Servamp of Lust. Servamp Movie: Alice in the Garden delves into the untold past of Misono and his brother Mikuni Arisuin, as well as the many mysteries of the grand Arisuin Mansion. [Written by MAL Rewrite]

Second Youkai Watch movie.

With the second Winter Comiket just around the corner, Blessing Software has been vigorously producing its new game, "How to Raise a Boring Girlfriend." Despite Utaha Kasumigaoka and Eriri Spencer Sawamura leaving the circle, Megumi Katou and Tomoya Aki are hopeful that, by sticking to Tomoya's original vision for the game, their upcoming creation will exceed Blessing Software's previous installment. With the addition of new members Iori and Izumi Hashima, development ensues—but not without its share of setbacks. Things rarely go as planned in the dating sim industry, with numerous obstacles forcing Tomoya to decide between helping his friends or completing the game. Saenai Heroine no Sodatekata Fine draws the series to a close as Tomoya selects his final route, both within his personal life and Blessing Software. [Written by MAL Rewrite]