Bài hát: Calling Out - Luna, Krystal - Luna f(x), Krystal f(x)

[Krystal] Nareur kkaeuneun weroume
Jichyeobeorin jameseo kkaemyeon
Yeojeonhi utneun geudaega saenggaknaseo
Nado mollae miso jitneunde

[Luna] Ireohke ddo sarangeun gago
Areumdaun gyeojeori umyeon
Niga namgin seulpeume geuriume
Naneun ddo I georil geodneunda

[Luna] Haru ddo haru na saragadaga
Geudae ireume ddo nunmuri namyeon, oh~
Na chameul su eobseo
Ireohke useul su eobseo
Ddo geudae ireum bulleobonda

[Krystal] Gaseume nameun sangcheodo ijen
Geudae ireun ijeuraneunde
Nae ibsureul kkaemulgo chamabwado
Nae sarang neo hana bbuningeon, oh

[Luna] Haru ddo haru na saragadaga
[Both] Geudae ireume,
[Krystal] ddo nunmuri namyeon, oh~
[Luna] Na chameul su eobseo
Ireohke useul su eobseo
Ddo geudae ireum bulleobonda

[Luna] Amureohji anhge saragadaga
[Krysta] Sarangi ddo geuriul ddaemyeon
[Luna] Geudaega namgin apeume
Nado moreuge nunmul heulline~

[Krystal] Haru ddo haru na saragadaga
[Luna] Geudae ireume
[Both] Ddo nunmuri namyeon
[Luna] Na chameul su eobseo ([Krystal] Chameul su eobseo)
Ireohke useul su eobseo ([Krystal] Ooh~)
Ddo geudae ireum bulleobonda