Tomio's poor memory is infamous, extending beyond mere trivialities such as misplacing his phone in a crucial conference or neglecting his professional duties. His memory lapse has resulted in considerable predicaments. Thankfully, his girlfriend Asuka remains a constant source of support in all circumstances. Despite intending to propose to Asuka, Tomio botched the plan after forgetting the engagement ring. The incident left him feeling overwhelmed with frustration and sadness, contemplating suicide. Nonetheless, a critical memento saved him from the depths of despair.