Nibanme no Unmei

Synopsis

Kyouka, an office lady, has fallen for her coworker Wataru. But there's a twist. He's haunted by the ghost of his ex-girlfriend, Madoka! Determined to clear the way for their romance, Kyouka tries to exorcise Madoka, who keeps interfering with their relationship, but...!? A heartwarming love story about a love triangle with an ex-girlfriend. (Source: Shueisha, translated)