彼女、お借りします 2期 seems better for the source than using the website title. it shows up in the beginning of this PV https://www.youtube.com/watch?v=ETx4q3k0X64
also add a space before the (TV Size)
Meta stuff
Official site for TVアニメ『彼女、お借りします』第2期:
https://kanokari-official.com/
Song introduction in official site:
https://kanokari-official.com/music-op/
Forum metadata:
https://vgmdb.net/artist/15692
Lot of lyric sites are so-so in handling the spacing / dashes #3176999
but in general 秘密/ヒミツ ( himitsu ) and 恋ゴコロ are two words while 恋ゴコロ in itself is one word being ( 恋心 ) which translates to "Feelings of Love"
Title is "Koigokoro" not koi-gokoro or koi gokoro
https://www.lyrical-nonsense.com/global/lyrics/chico-with-honeyworks/himitsu-koigokoro/
https://jpopmix.com/single-chico-with-honeyworks-himitsu-koigokoro/
恋ごころ = One word