You were lonely or whatever, so you tried looking for a friend. You eventually came across an old merchant who you bought a spell from that can summon a friend. You set out the spell the way it’s meant to be set, but you really suck at magic so you don’t know what to expect

After it’s done, nothing seems to happen, so you go to sleep next to the summoning circle to calm down. You wake up to the sound of someone hitting the ground