An anthology of 4-page BL short stories by various mangaka.

Marie, who has had memories of her past life since she was five years old, finally realizes after enrolling in school that the world she is currently living in is that of her younger sister's favorite otome game! However, she doesn't remember much about the characters or the story of the otome game. Deciding that she doesn't understand anything, she decides to just go for it and aim for a wonderful romance, but she finds herself being liked by the characters she wants to capture, and they're likely to compete with the protagonist for them! (Source: Comic Pixiv, translated)

A helpful text message went out to people whose lives were in danger, guiding some of them to safety. This guidance system called itself the "Police Inspector." Later, a few people whose lives had been saved by the "police inspector" received another text, asking for help. This is how a group of three disparate people, high-schooler Natsumi, Shogo, and the gangster Teru, found themselves together, taking cues from a mysterious texter as they tracked down a criminal. But who or what is this mysterious texter, and can they really trust it? (Source: MangaHelpers)

A disgraceful girl whose life was saved by a witch — her fate will change significantly! The unpopular and unattractive "Ragweed Princess" was assassinated in a secluded area of the forest. In spite of that, she unexpectedly regains consciousness to the sight of a lone witch in front of her. Incidentally, she has also gained memories of what appears to be her past life(?). With this, she starts over with her new life — on a diet and training as the witch's apprentice! (Source: Shinkigensha, translated)

At the age of 12, Soalis, the daughter of a nouveau riche viscount, married Alendio, the son of a poor count, in an arranged marriage. He was apparently unhappy with the marriage and immediately enlisted in the military, leaving Soalis behind. Ten years later, Soalis' family has fallen into ruin, and Alendio has become a national hero, so she decides to divorce him. However, when Alendio returns, he dotes on Soalis as if she were a completely different person!? What is going on when he should hate her!? A love comedy about the misunderstandings between a wife who wants to divorce and a husband who wants to dote on her! (Source: Zero-Sum Online, translated)

Takashi Asada who works as a debt collector, is having an affair with his boss Kikuchi, the president of Loans Kikuchi. They keep their relationship a secret from Kikuchi's wife--however, they are nearly found out when Kikuchi accidentally drops a ring from his pocket--ring matching the one Asada is wearing. They are saved by Tsutomu Kawae, who came to negotiate postponement of a debt repayment on behalf of his ex-wife and her family running a travel agency. Tsutomu takes the ring and pretends to be Asada's lover... now the debt collectors are indebted to Tsutomu and Asada is forced to 'test-ride' Tsutomu's new mountain-climbing vacation which is supposed to bring money to the travel agency and enable them to repay the debt. However, despite his initial dislike for mountain-climbing, Asada seems to be charmed by the newly discovered mountain paradise... or perhaps by Tsutomu?