Complex sentence: However, when it comes to matters of love, she seems to be very shy about her feelings, substituting words with actions, sometimes with adverse results-especially when Hikari talks about her feelings for Amane in front of her.
Split into simpler sentences: However, when it comes to matters of love, she seems to be very shy about her feelings, substituting words with actions, sometimes with adverse results. Especially when Hikari talks about her feelings for Amane in front of her.