Abunai Koi no Sousashitsu: Eternal Happiness

About

Abunai Koi no Sousashitsu: Eternal Happiness is a visual novel that follows a government investigation team pulled into two tangled mysteries. The group must escort a brash foreign princess on an official visit while simultaneously figuring out a corporate fraud case targeting high-profile figures. Meanwhile team member Sakurai Tsubasa navigates personal struggles with her father’s disapproval of her marriage plans. The story weaves between professional investigations and intimate character moments with dialogue choices shaping relationships and outcomes. The game stands out for its layered narrative structure balancing political intrigue with domestic drama. Players manage both high-stakes espionage and everyday family conflicts in a way that feels cohesive. While community reviews are limited the title remains a niche pick for visual novel fans who enjoy branching storylines and character-driven mysteries. Its 2015 Vita release offers a portable experience with art and voice acting typical of Japanese otome games though accessibility for new players may be limited by its status as a sequel.

Storyline

The investigation division was the same as usual. There, they receive a special request from the top management. The request was as follows: “A princess from a foreign country will be arriving in Japan, so escort the princess as an SP.” However, that princess was an outrageous woman… Meanwhile, they were to also be in charge of a peculiar fraud case, in which the proprietor and management staff of a famous company are being targeted. As the division solves the case, they gradually become able to see more and more of the truth behind it. Outside of work, Sakurai Tsubasa has become so close to her boyfriend that they’re thinking of getting married, but her father- stubborn as usual- will not approve. What is the true objective of the princess’ coming to Japan? Also, will Tsubasa be able to peacefully receive her father’s approval to get married?