It reminded me of Tetris → Russia → Sumire Uesaka → Suzushiro from Reuel Romanesque. The sound source uses not only anime but also ASMR content benefits. Song used: Tetris (Hiiragi Magnetite) https://www.youtube.com/watch?v=Soy4jGPHr3g #OtoMAD #Real Romanesque #Maitetsu