Real Madrid Castilla and Eldense played out a 1-1 draw in the first-leg of their promotion playoff final.
The tie is being played for a place in the Segunda Division. The first-leg was held at the Di Stefano stadium.
Visitors Eldense took the lead in added time of the first half with a goal from Nieto.
Then from the start of the second half, Cris Montes hit a post with his penalty kick before Catilla began to create some dangerous chances.
Sergio Arribas equalised in the 69th minute with a precise header from Obrador's cross.