key ring lock key ring lock"I am a hobby." Yui, who was making a living with a part-time job, picks up a man who has become a mess and is left in the corner of the street.Yui, who could not leave him with his mysterious charm, Tosiki, takes him home.It was Yui who walks to Tokiishi while accepting him, but it is situation that wakes up in the morning and door can not go out."Tokiishi who smiles saying" I am a custodial hobby. " What he really wants ... ?!Sensitive love shaking in gap between everyday and non-daily life, opening!The novels which he wrote are always kind hearted story. ...