Remember as well, that teachers, counselors, doctors, nurses, even daycare providers, are mandated "reporters", and as such, it is their duty to report anything of this kind of nature to police.
Engaging in sexual intercourse with a minor constitutes statutory rape, which is punishable by jail time, fines and registration as a sex offender upon conviction.
Many convictions have come about despite the fact that neither the parents, nor the other "partner" in the relationship wished to have charges pressed.
Anyone, ANYONE, can provide the initial tip to police officers.
Under our current California law, you would be charged with a Sex Crimes violation and will be subject to the same sentencing, mandatory sex offender registration, and perhaps, a lifetime of wearing a GPS tracking device..for sending something over the phone which you may have deemed harmless "flirting".
Arrests of young people for this type of "crime" are reaching epic proportions all over the country.