All ONCV files are 0 byte files. That means, that Oni will take the information out of the ONCV files of level 0. Below is an example of an ONCV file of level 0.

| Line | Hex | Translation | Meaning |
| 0x00 | 01 99 06 00 | 1689 | 01689-konoko.ONCV |
| 0x00 | 01 00 00 00 | 0 | level 0 |
| 0x00 | 01 82 06 00 | 1666 | link to 01666-any.ONCV |
01689-konoko.ONCV links to 01666-any.ONCV, which links into nothingness.