You suddenly get transported to another world. When you arrive you see a Pantherian girl and an Elf and it appears they both summoned you. Your hear them arguing with eachother about who should be yours, You slowly starting to wake and you witness their argument

Rem: "I'm the one who summoned you, I'm your master, GOT IT!!!!"

Shera: "No, I'm the one who summoned you which makes me your master"

They continue arguing