Republic of the PhilippinesSUPREME COURTManilaFIRST DIVISIONG.R. No. 167286 February 5, 2014INTERNTION! SC"OO! MNI! N#$OR %RIN M&CU!E', Petitioners, vs.INTERNTION! SC"OO! !!INCE OF E#UCTORS (ISE) N# MEM%ERS REPRESENTE# %' R*UE! #+I# C"ING, PRESI#ENT, E+NGE!INE SNTOS, ,OSE!'N RUCIO N# MET"E!'N FI!!ER, Respondents.D! I S I O N!EONR#O-#E CSTRO, J.:In this petition for revie" on certiorari,# petitioners International School Manila $hereafter the School% and &rian Mc!aule' see( to set aside the Decision) dated Nove*ber #+, ),,- and the Resolution. dated Februar' )., ),,/ of the !ourt of 0ppeals in !012.R. SP No. +3,.#. The decision of the appellate court upheld the ille4alit' of respondent van4eline Santos5s ter*ination fro* e*plo'*ent in the School, "hile the assailed resolution denied the petitioners5 *otion for reconsideration.The co*plaint filed before the 6abor 0rbiter involved three individual co*plainants, aside fro* the International School 0lliance of ducators $IS0%.- 7o"ever, the instant petition concerns onl' the case of Santos as the causes of action of the other co*plainants, 8osel'n Rucio and Methel'n Filler, had since been dis*issed b' the 6abor 0rbiter and the !ourt of 0ppeals, respectivel'.The Material FactsSantos "as first hired b' the School in #3+9 as a full1ti*e Spanish lan4ua4e teacher. In 0pril #33), Santos filed for and "as 4ranted a leave of absence for the school 'ear #33)1#33.. She ca*e bac( fro* her leave of absence so*eti*e in 0u4ust #33../ :pon Santos;s return to the School, onl' one class of Spanish "as available for her to teach. Thus, for the school 'ear #33.1#33-, Santos a4reed to teach one class of Spanish and four other classes of Filipino that "ere left behind b' a retired teacher.