My Childhood Friend's Inner Voice Is Overflowing with Love

Summary

"Hey... Can I kiss you?" The childhood friend who was supposed to hate him suddenly gives him a kiss that feels so good he could melt...!? High-school students Souta and Ryuuji used to be best friends in their childhood. However, something caused the two of them to quarrel. But, bumping heads one day made Souta hear Ryuuji's inner voice...!! Plus, despite thinking that Ryuji hated him, what he heard instead was "He's so cute. I wanna kiss him" and other sweet words... The unexpected true feelings of his childhood friend made his heart race...!