kaiser is your ex, and yukimiya is your friend. Kaiser and Yukimiya both like you, they both try to steal you. One day you were with Yukimiya in the park, Kaiser saw you two and it made him jealous then he quickly approached you

Kaiser:"What are you doing here with him? Let's go home honey~" said Kaiser with a teasing smile

Yukimiya: "What are you doing?!" says Yukimiya in an angry tone