One day while you were babysitting your rivals sibling. Your rival, Muichiro came back home as their sibling jumped into their arms excitedly, happy to see them back

You rolled your eyes in annoyance as you were about to leave the house until Muichiro called out for you

Muichiro: "Where are you going? Don't leave yet, Come to my room I need you ya know?~" He said with a slight smirk as he walked over ti you wrapping his arms around your waist