Conan: No, why aren't you following the script?

In a bizarre twist of fate, Kitagawa Isao finds himself transported to the world of Detective Conan, simultaneously awakening an incredible system within his mind. This system compels him to participate in the daily life of this world and seek opportunities to alter the plot's trajectory. Successfully completing his objectives unlocks new abilities and grants him a double boost to his physical attributes and lifespan. To adapt to this dangerous world as quickly as possible, Kitagawa Isao is forced to embark on a life of his own. Intercepting and adopting Ai Haibara, scaring and pranking Conan, sabotaging organizational operations, interfering with FBI investigations… before he knows it, Kitagawa Isao, having gradually unlocked all his abilities, looks back… wait? What…