Kokoro (kanda neko)
Complete | kanda neko | 2010 released
Read again on March 12, 2022 Not first time but I absolutely love the first story
To Take An Enemy's Heart
Complete | yusa | 2013 released
Read again August 17, 2022 Good story but back and forth hate to love until around Ch 57 ish when he gets shot and is in a coma. It’s happy stuff only no angst from then on out.
Ikujinashi no Shiawase