valid il can contain several rets

1.msil

.assembly test.msil {
    .hash algorithm 0x00008004
    .ver 2:0:0:0
}
.method static void main()
{
    .entrypoint
    .maxstack 1

    ldstr "Hello world!"
    brinst SECOND
    ldstr "First"
    call void [mscorlib]System.Console::WriteLine(string)
    ret

SECOND:
    ldstr "Second"
    call void [mscorlib]System.Console::WriteLine(string)
    ret
}