If, upon an investigation under this Chapter, it appears to the officer in charge of the police-station ^[1] that there is not sufficient evidence or reasonable ground of suspicion to justify the forwarding of the accused to a Magistrate, such officer shall, if such person is in custody, release him on his executing a bond, with or without sureties, as such officer may direct, to appear, if and when so required, before a Magistrate empowered to take cognizance of the offence on a police-report and to try the accused or ^[2] him for trial.