Pocket ni Boken wo Tsumekonde

Sinopsis

Madoka Akagi grew up in a port town in the Kanto prefecture of Japan. After graduating university, she moved to work at ADventure, a small advertising agency in Tokyo. She came to Tokyo in search of her dreams but reality sets in and every day is not like the world she imagined, especially when she has to do a presentation that decides the company's fate. However, she soon finds a package from her mother which includes a Game Boy Pocket and Pokémon Red. She decides to start playing Pokémon Red for the first time in 20 years. How will her adventure go? (Source: Japanese = TV Tokyo || Translation = MyDramaList)